121871100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31249}}^1$

素因数の和:31279

約数の個数: 72

約数和(自身を含む): 379750000

約数和(自身を除く): 257878900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 31249, 62498, 93747, 124996, 156245, 187494, 312490, 374988, 406237, 468735, 624980, 781225, 812474, 937470, 1218711, 1562450, 1624948, 1874940, 2031185, 2343675, 2437422, 3124900, 4062370, 4687350, 4874844, 6093555, 8124740, 9374700, 10155925, 12187110, 20311850, 24374220, 30467775, 40623700, 60935550, 121871100]

約数ペア:

[(1, 121871100), (2, 60935550), (3, 40623700), (4, 30467775), (5, 24374220), (6, 20311850), (10, 12187110), (12, 10155925), (13, 9374700), (15, 8124740), (20, 6093555), (25, 4874844), (26, 4687350), (30, 4062370), (39, 3124900), (50, 2437422), (52, 2343675), (60, 2031185), (65, 1874940), (75, 1624948), (78, 1562450), (100, 1218711), (130, 937470), (150, 812474), (156, 781225), (195, 624980), (260, 468735), (300, 406237), (325, 374988), (390, 312490), (650, 187494), (780, 156245), (975, 124996), (1300, 93747), (1950, 62498), (3900, 31249)]