1899551475

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{3271}}^1$

素因数の和:3405

約数の個数: 72

約数和(自身を含む): 3560263200

約数和(自身を除く): 1660711725

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 89, 145, 225, 261, 267, 435, 445, 725, 801, 1305, 1335, 2175, 2225, 2581, 3271, 4005, 6525, 6675, 7743, 9813, 12905, 16355, 20025, 23229, 29439, 38715, 49065, 64525, 81775, 94859, 116145, 147195, 193575, 245325, 284577, 291119, 474295, 580725, 735975, 853731, 873357, 1422885, 1455595, 2371475, 2620071, 4268655, 4366785, 7114425, 7277975, 8442451, 13100355, 21343275, 21833925, 25327353, 42212255, 65501775, 75982059, 126636765, 211061275, 379910295, 633183825, 1899551475]

約数ペア:

[(1, 1899551475), (3, 633183825), (5, 379910295), (9, 211061275), (15, 126636765), (25, 75982059), (29, 65501775), (45, 42212255), (75, 25327353), (87, 21833925), (89, 21343275), (145, 13100355), (225, 8442451), (261, 7277975), (267, 7114425), (435, 4366785), (445, 4268655), (725, 2620071), (801, 2371475), (1305, 1455595), (1335, 1422885), (2175, 873357), (2225, 853731), (2581, 735975), (3271, 580725), (4005, 474295), (6525, 291119), (6675, 284577), (7743, 245325), (9813, 193575), (12905, 147195), (16355, 116145), (20025, 94859), (23229, 81775), (29439, 64525), (38715, 49065)]