202557100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:264

約数の個数: 108

約数和(自身を含む): 481510848

約数和(自身を除く): 278953748

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 31, 38, 50, 62, 76, 95, 100, 124, 155, 181, 190, 310, 361, 362, 380, 475, 589, 620, 722, 724, 775, 905, 950, 1178, 1444, 1550, 1805, 1810, 1900, 2356, 2945, 3100, 3439, 3610, 3620, 4525, 5611, 5890, 6878, 7220, 9025, 9050, 11191, 11222, 11780, 13756, 14725, 17195, 18050, 18100, 22382, 22444, 28055, 29450, 34390, 36100, 44764, 55955, 56110, 58900, 65341, 68780, 85975, 106609, 111910, 112220, 130682, 140275, 171950, 213218, 223820, 261364, 279775, 280550, 326705, 343900, 426436, 533045, 559550, 561100, 653410, 1066090, 1119100, 1306820, 1633525, 2025571, 2132180, 2665225, 3267050, 4051142, 5330450, 6534100, 8102284, 10127855, 10660900, 20255710, 40511420, 50639275, 101278550, 202557100]

約数ペア:

[(1, 202557100), (2, 101278550), (4, 50639275), (5, 40511420), (10, 20255710), (19, 10660900), (20, 10127855), (25, 8102284), (31, 6534100), (38, 5330450), (50, 4051142), (62, 3267050), (76, 2665225), (95, 2132180), (100, 2025571), (124, 1633525), (155, 1306820), (181, 1119100), (190, 1066090), (310, 653410), (361, 561100), (362, 559550), (380, 533045), (475, 426436), (589, 343900), (620, 326705), (722, 280550), (724, 279775), (775, 261364), (905, 223820), (950, 213218), (1178, 171950), (1444, 140275), (1550, 130682), (1805, 112220), (1810, 111910), (1900, 106609), (2356, 85975), (2945, 68780), (3100, 65341), (3439, 58900), (3610, 56110), (3620, 55955), (4525, 44764), (5611, 36100), (5890, 34390), (6878, 29450), (7220, 28055), (9025, 22444), (9050, 22382), (11191, 18100), (11222, 18050), (11780, 17195), (13756, 14725)]