8388204175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1\times {\mathrm{1487}}^1$

素因数の和:2548

約数の個数: 48

約数和(自身を含む): 11879989632

約数和(自身を除く): 3491785457

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1021, 1105, 1487, 5105, 5525, 7435, 13273, 17357, 19331, 25279, 25525, 37175, 66365, 86785, 96655, 126395, 225641, 328627, 331825, 433925, 483275, 631975, 1128205, 1518227, 1643135, 5641025, 7591135, 8215675, 19736951, 25809859, 37955675, 98684755, 129049295, 335528167, 493423775, 645246475, 1677640835, 8388204175]

約数ペア:

[(1, 8388204175), (5, 1677640835), (13, 645246475), (17, 493423775), (25, 335528167), (65, 129049295), (85, 98684755), (221, 37955675), (325, 25809859), (425, 19736951), (1021, 8215675), (1105, 7591135), (1487, 5641025), (5105, 1643135), (5525, 1518227), (7435, 1128205), (13273, 631975), (17357, 483275), (19331, 433925), (25279, 331825), (25525, 328627), (37175, 225641), (66365, 126395), (86785, 96655)]