27720991288

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{3203}}^1$

素因数の和:3572

約数の個数: 64

約数和(自身を含む): 53881027200

約数和(自身を除く): 26160035912

約数列:

[1, 2, 4, 8, 43, 86, 139, 172, 181, 278, 344, 362, 556, 724, 1112, 1448, 3203, 5977, 6406, 7783, 11954, 12812, 15566, 23908, 25159, 25624, 31132, 47816, 50318, 62264, 100636, 137729, 201272, 275458, 445217, 550916, 579743, 890434, 1081837, 1101832, 1159486, 1780868, 2163674, 2318972, 3561736, 4327348, 4637944, 8654696, 19144331, 24928949, 38288662, 49857898, 76577324, 80584277, 99715796, 153154648, 161168554, 199431592, 322337108, 644674216, 3465123911, 6930247822, 13860495644, 27720991288]

約数ペア:

[(1, 27720991288), (2, 13860495644), (4, 6930247822), (8, 3465123911), (43, 644674216), (86, 322337108), (139, 199431592), (172, 161168554), (181, 153154648), (278, 99715796), (344, 80584277), (362, 76577324), (556, 49857898), (724, 38288662), (1112, 24928949), (1448, 19144331), (3203, 8654696), (5977, 4637944), (6406, 4327348), (7783, 3561736), (11954, 2318972), (12812, 2163674), (15566, 1780868), (23908, 1159486), (25159, 1101832), (25624, 1081837), (31132, 890434), (47816, 579743), (50318, 550916), (62264, 445217), (100636, 275458), (137729, 201272)]