158410000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:139

約数の個数: 200

約数和(自身を含む): 458653184

約数和(自身を除く): 300243184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 73, 80, 100, 112, 124, 125, 140, 146, 155, 175, 200, 217, 248, 250, 280, 292, 310, 350, 365, 400, 434, 496, 500, 511, 560, 584, 620, 625, 700, 730, 775, 868, 875, 1000, 1022, 1085, 1168, 1240, 1250, 1400, 1460, 1550, 1736, 1750, 1825, 2000, 2044, 2170, 2263, 2480, 2500, 2555, 2800, 2920, 3100, 3472, 3500, 3650, 3875, 4088, 4340, 4375, 4526, 5000, 5110, 5425, 5840, 6200, 7000, 7300, 7750, 8176, 8680, 8750, 9052, 9125, 10000, 10220, 10850, 11315, 12400, 12775, 14000, 14600, 15500, 15841, 17360, 17500, 18104, 18250, 19375, 20440, 21700, 22630, 25550, 27125, 29200, 31000, 31682, 35000, 36208, 36500, 38750, 40880, 43400, 45260, 45625, 51100, 54250, 56575, 62000, 63364, 63875, 70000, 73000, 77500, 79205, 86800, 90520, 91250, 102200, 108500, 113150, 126728, 127750, 135625, 146000, 155000, 158410, 181040, 182500, 204400, 217000, 226300, 253456, 255500, 271250, 282875, 310000, 316820, 319375, 365000, 396025, 434000, 452600, 511000, 542500, 565750, 633640, 638750, 730000, 792050, 905200, 1022000, 1085000, 1131500, 1267280, 1277500, 1414375, 1584100, 1980125, 2170000, 2263000, 2555000, 2828750, 3168200, 3960250, 4526000, 5110000, 5657500, 6336400, 7920500, 9900625, 11315000, 15841000, 19801250, 22630000, 31682000, 39602500, 79205000, 158410000]

約数ペア:

[(1, 158410000), (2, 79205000), (4, 39602500), (5, 31682000), (7, 22630000), (8, 19801250), (10, 15841000), (14, 11315000), (16, 9900625), (20, 7920500), (25, 6336400), (28, 5657500), (31, 5110000), (35, 4526000), (40, 3960250), (50, 3168200), (56, 2828750), (62, 2555000), (70, 2263000), (73, 2170000), (80, 1980125), (100, 1584100), (112, 1414375), (124, 1277500), (125, 1267280), (140, 1131500), (146, 1085000), (155, 1022000), (175, 905200), (200, 792050), (217, 730000), (248, 638750), (250, 633640), (280, 565750), (292, 542500), (310, 511000), (350, 452600), (365, 434000), (400, 396025), (434, 365000), (496, 319375), (500, 316820), (511, 310000), (560, 282875), (584, 271250), (620, 255500), (625, 253456), (700, 226300), (730, 217000), (775, 204400), (868, 182500), (875, 181040), (1000, 158410), (1022, 155000), (1085, 146000), (1168, 135625), (1240, 127750), (1250, 126728), (1400, 113150), (1460, 108500), (1550, 102200), (1736, 91250), (1750, 90520), (1825, 86800), (2000, 79205), (2044, 77500), (2170, 73000), (2263, 70000), (2480, 63875), (2500, 63364), (2555, 62000), (2800, 56575), (2920, 54250), (3100, 51100), (3472, 45625), (3500, 45260), (3650, 43400), (3875, 40880), (4088, 38750), (4340, 36500), (4375, 36208), (4526, 35000), (5000, 31682), (5110, 31000), (5425, 29200), (5840, 27125), (6200, 25550), (7000, 22630), (7300, 21700), (7750, 20440), (8176, 19375), (8680, 18250), (8750, 18104), (9052, 17500), (9125, 17360), (10000, 15841), (10220, 15500), (10850, 14600), (11315, 14000), (12400, 12775)]