20131378225

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{317}}^1$

素因数の和:595

約数の個数: 96

約数和(自身を含む): 30049076736

約数和(自身を除く): 9917698511

約数列:

[1, 5, 7, 25, 35, 41, 53, 167, 175, 205, 265, 287, 317, 371, 835, 1025, 1169, 1325, 1435, 1585, 1855, 2173, 2219, 4175, 5845, 6847, 7175, 7925, 8851, 9275, 10865, 11095, 12997, 15211, 16801, 29225, 34235, 44255, 47929, 52939, 54325, 55475, 61957, 64985, 76055, 84005, 90979, 117607, 171175, 221275, 239645, 264695, 309785, 324925, 362891, 370573, 380275, 420025, 454895, 588035, 688841, 1198225, 1323475, 1548925, 1814455, 1852865, 2170499, 2274475, 2540237, 2805767, 2940175, 3444205, 4821887, 9072275, 9264325, 10852495, 12701185, 14028835, 15193493, 17221025, 19640369, 24109435, 54262475, 63505925, 70144175, 75967465, 98201845, 115036447, 120547175, 379837325, 491009225, 575182235, 805255129, 2875911175, 4026275645, 20131378225]

約数ペア:

[(1, 20131378225), (5, 4026275645), (7, 2875911175), (25, 805255129), (35, 575182235), (41, 491009225), (53, 379837325), (167, 120547175), (175, 115036447), (205, 98201845), (265, 75967465), (287, 70144175), (317, 63505925), (371, 54262475), (835, 24109435), (1025, 19640369), (1169, 17221025), (1325, 15193493), (1435, 14028835), (1585, 12701185), (1855, 10852495), (2173, 9264325), (2219, 9072275), (4175, 4821887), (5845, 3444205), (6847, 2940175), (7175, 2805767), (7925, 2540237), (8851, 2274475), (9275, 2170499), (10865, 1852865), (11095, 1814455), (12997, 1548925), (15211, 1323475), (16801, 1198225), (29225, 688841), (34235, 588035), (44255, 454895), (47929, 420025), (52939, 380275), (54325, 370573), (55475, 362891), (61957, 324925), (64985, 309785), (76055, 264695), (84005, 239645), (90979, 221275), (117607, 171175)]