380377700

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:693

約数の個数: 72

約数和(自身を含む): 847279104

約数和(自身を除く): 466901404

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 127, 244, 254, 305, 491, 508, 610, 635, 982, 1220, 1270, 1525, 1964, 2455, 2540, 3050, 3175, 4910, 6100, 6350, 7747, 9820, 12275, 12700, 15494, 24550, 29951, 30988, 38735, 49100, 59902, 62357, 77470, 119804, 124714, 149755, 154940, 193675, 249428, 299510, 311785, 387350, 599020, 623570, 748775, 774700, 1247140, 1497550, 1558925, 2995100, 3117850, 3803777, 6235700, 7607554, 15215108, 19018885, 38037770, 76075540, 95094425, 190188850, 380377700]

約数ペア:

[(1, 380377700), (2, 190188850), (4, 95094425), (5, 76075540), (10, 38037770), (20, 19018885), (25, 15215108), (50, 7607554), (61, 6235700), (100, 3803777), (122, 3117850), (127, 2995100), (244, 1558925), (254, 1497550), (305, 1247140), (491, 774700), (508, 748775), (610, 623570), (635, 599020), (982, 387350), (1220, 311785), (1270, 299510), (1525, 249428), (1964, 193675), (2455, 154940), (2540, 149755), (3050, 124714), (3175, 119804), (4910, 77470), (6100, 62357), (6350, 59902), (7747, 49100), (9820, 38735), (12275, 30988), (12700, 29951), (15494, 24550)]