72317830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:841

約数の個数: 64

約数和(自身を含む): 152083008

約数和(自身を除く): 79765178

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 43, 65, 85, 86, 130, 170, 215, 221, 430, 442, 559, 731, 761, 1105, 1118, 1462, 1522, 2210, 2795, 3655, 3805, 5590, 7310, 7610, 9503, 9893, 12937, 19006, 19786, 25874, 32723, 47515, 49465, 64685, 65446, 95030, 98930, 129370, 163615, 168181, 327230, 336362, 425399, 556291, 840905, 850798, 1112582, 1681810, 2126995, 2781455, 4253990, 5562910, 7231783, 14463566, 36158915, 72317830]

約数ペア:

[(1, 72317830), (2, 36158915), (5, 14463566), (10, 7231783), (13, 5562910), (17, 4253990), (26, 2781455), (34, 2126995), (43, 1681810), (65, 1112582), (85, 850798), (86, 840905), (130, 556291), (170, 425399), (215, 336362), (221, 327230), (430, 168181), (442, 163615), (559, 129370), (731, 98930), (761, 95030), (1105, 65446), (1118, 64685), (1462, 49465), (1522, 47515), (2210, 32723), (2795, 25874), (3655, 19786), (3805, 19006), (5590, 12937), (7310, 9893), (7610, 9503)]