386770297075

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^2\times {\mathrm{89}}^1\times {\mathrm{3257}}^1$

素因数の和:3481

約数の個数: 72

約数和(自身を含む): 520483093200

約数和(自身を除く): 133712796125

約数列:

[1, 5, 19, 25, 53, 89, 95, 265, 445, 475, 1007, 1325, 1691, 2225, 2809, 3257, 4717, 5035, 8455, 14045, 16285, 23585, 25175, 42275, 53371, 61883, 70225, 81425, 89623, 117925, 172621, 250001, 266855, 289873, 309415, 448115, 863105, 1250005, 1334275, 1449365, 1547075, 2240575, 3279799, 4315525, 4750019, 5507587, 6250025, 7246825, 9148913, 15363269, 16398995, 23750095, 27537935, 45744565, 76816345, 81994975, 118750475, 137689675, 173829347, 228722825, 291902111, 384081725, 814253257, 869146735, 1459510555, 4071266285, 4345733675, 7297552775, 15470811883, 20356331425, 77354059415, 386770297075]

約数ペア:

[(1, 386770297075), (5, 77354059415), (19, 20356331425), (25, 15470811883), (53, 7297552775), (89, 4345733675), (95, 4071266285), (265, 1459510555), (445, 869146735), (475, 814253257), (1007, 384081725), (1325, 291902111), (1691, 228722825), (2225, 173829347), (2809, 137689675), (3257, 118750475), (4717, 81994975), (5035, 76816345), (8455, 45744565), (14045, 27537935), (16285, 23750095), (23585, 16398995), (25175, 15363269), (42275, 9148913), (53371, 7246825), (61883, 6250025), (70225, 5507587), (81425, 4750019), (89623, 4315525), (117925, 3279799), (172621, 2240575), (250001, 1547075), (266855, 1449365), (289873, 1334275), (309415, 1250005), (448115, 863105)]