305236100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3307}}^1$

素因数の和:3405

約数の個数: 72

約数和(自身を含む): 723578688

約数和(自身を除く): 418342588

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 71, 100, 130, 142, 260, 284, 325, 355, 650, 710, 923, 1300, 1420, 1775, 1846, 3307, 3550, 3692, 4615, 6614, 7100, 9230, 13228, 16535, 18460, 23075, 33070, 42991, 46150, 66140, 82675, 85982, 92300, 165350, 171964, 214955, 234797, 330700, 429910, 469594, 859820, 939188, 1074775, 1173985, 2149550, 2347970, 3052361, 4299100, 4695940, 5869925, 6104722, 11739850, 12209444, 15261805, 23479700, 30523610, 61047220, 76309025, 152618050, 305236100]

約数ペア:

[(1, 305236100), (2, 152618050), (4, 76309025), (5, 61047220), (10, 30523610), (13, 23479700), (20, 15261805), (25, 12209444), (26, 11739850), (50, 6104722), (52, 5869925), (65, 4695940), (71, 4299100), (100, 3052361), (130, 2347970), (142, 2149550), (260, 1173985), (284, 1074775), (325, 939188), (355, 859820), (650, 469594), (710, 429910), (923, 330700), (1300, 234797), (1420, 214955), (1775, 171964), (1846, 165350), (3307, 92300), (3550, 85982), (3692, 82675), (4615, 66140), (6614, 46150), (7100, 42991), (9230, 33070), (13228, 23075), (16535, 18460)]