15841000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:132

約数の個数: 128

約数和(自身を含む): 44328960

約数和(自身を除く): 28487960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 73, 100, 124, 125, 140, 146, 155, 175, 200, 217, 248, 250, 280, 292, 310, 350, 365, 434, 500, 511, 584, 620, 700, 730, 775, 868, 875, 1000, 1022, 1085, 1240, 1400, 1460, 1550, 1736, 1750, 1825, 2044, 2170, 2263, 2555, 2920, 3100, 3500, 3650, 3875, 4088, 4340, 4526, 5110, 5425, 6200, 7000, 7300, 7750, 8680, 9052, 9125, 10220, 10850, 11315, 12775, 14600, 15500, 15841, 18104, 18250, 20440, 21700, 22630, 25550, 27125, 31000, 31682, 36500, 43400, 45260, 51100, 54250, 56575, 63364, 63875, 73000, 79205, 90520, 102200, 108500, 113150, 126728, 127750, 158410, 217000, 226300, 255500, 282875, 316820, 396025, 452600, 511000, 565750, 633640, 792050, 1131500, 1584100, 1980125, 2263000, 3168200, 3960250, 7920500, 15841000]

約数ペア:

[(1, 15841000), (2, 7920500), (4, 3960250), (5, 3168200), (7, 2263000), (8, 1980125), (10, 1584100), (14, 1131500), (20, 792050), (25, 633640), (28, 565750), (31, 511000), (35, 452600), (40, 396025), (50, 316820), (56, 282875), (62, 255500), (70, 226300), (73, 217000), (100, 158410), (124, 127750), (125, 126728), (140, 113150), (146, 108500), (155, 102200), (175, 90520), (200, 79205), (217, 73000), (248, 63875), (250, 63364), (280, 56575), (292, 54250), (310, 51100), (350, 45260), (365, 43400), (434, 36500), (500, 31682), (511, 31000), (584, 27125), (620, 25550), (700, 22630), (730, 21700), (775, 20440), (868, 18250), (875, 18104), (1000, 15841), (1022, 15500), (1085, 14600), (1240, 12775), (1400, 11315), (1460, 10850), (1550, 10220), (1736, 9125), (1750, 9052), (1825, 8680), (2044, 7750), (2170, 7300), (2263, 7000), (2555, 6200), (2920, 5425), (3100, 5110), (3500, 4526), (3650, 4340), (3875, 4088)]