72455500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 173916288

約数和(自身を除く): 101460788

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 71, 100, 125, 130, 142, 157, 250, 260, 284, 314, 325, 355, 500, 628, 650, 710, 785, 923, 1300, 1420, 1570, 1625, 1775, 1846, 2041, 3140, 3250, 3550, 3692, 3925, 4082, 4615, 6500, 7100, 7850, 8164, 8875, 9230, 10205, 11147, 15700, 17750, 18460, 19625, 20410, 22294, 23075, 35500, 39250, 40820, 44588, 46150, 51025, 55735, 78500, 92300, 102050, 111470, 115375, 144911, 204100, 222940, 230750, 255125, 278675, 289822, 461500, 510250, 557350, 579644, 724555, 1020500, 1114700, 1393375, 1449110, 2786750, 2898220, 3622775, 5573500, 7245550, 14491100, 18113875, 36227750, 72455500]

約数ペア:

[(1, 72455500), (2, 36227750), (4, 18113875), (5, 14491100), (10, 7245550), (13, 5573500), (20, 3622775), (25, 2898220), (26, 2786750), (50, 1449110), (52, 1393375), (65, 1114700), (71, 1020500), (100, 724555), (125, 579644), (130, 557350), (142, 510250), (157, 461500), (250, 289822), (260, 278675), (284, 255125), (314, 230750), (325, 222940), (355, 204100), (500, 144911), (628, 115375), (650, 111470), (710, 102050), (785, 92300), (923, 78500), (1300, 55735), (1420, 51025), (1570, 46150), (1625, 44588), (1775, 40820), (1846, 39250), (2041, 35500), (3140, 23075), (3250, 22294), (3550, 20410), (3692, 19625), (3925, 18460), (4082, 17750), (4615, 15700), (6500, 11147), (7100, 10205), (7850, 9230), (8164, 8875)]