8660197850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{21089}}^1$

素因数の和:21335

約数の個数: 48

約数和(自身を含む): 16569653760

約数和(自身を除く): 7909455910

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 191, 215, 382, 430, 955, 1075, 1910, 2150, 4775, 8213, 9550, 16426, 21089, 41065, 42178, 82130, 105445, 205325, 210890, 410650, 527225, 906827, 1054450, 1813654, 4027999, 4534135, 8055998, 9068270, 20139995, 22670675, 40279990, 45341350, 100699975, 173203957, 201399950, 346407914, 866019785, 1732039570, 4330098925, 8660197850]

約数ペア:

[(1, 8660197850), (2, 4330098925), (5, 1732039570), (10, 866019785), (25, 346407914), (43, 201399950), (50, 173203957), (86, 100699975), (191, 45341350), (215, 40279990), (382, 22670675), (430, 20139995), (955, 9068270), (1075, 8055998), (1910, 4534135), (2150, 4027999), (4775, 1813654), (8213, 1054450), (9550, 906827), (16426, 527225), (21089, 410650), (41065, 210890), (42178, 205325), (82130, 105445)]