129174656

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:697

約数の個数: 64

約数和(自身を含む): 279531000

約数和(自身を除く): 150356344

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 149, 208, 298, 416, 521, 596, 832, 1042, 1192, 1664, 1937, 2084, 2384, 3874, 4168, 4768, 6773, 7748, 8336, 9536, 13546, 15496, 16672, 19072, 27092, 30992, 33344, 54184, 61984, 66688, 77629, 108368, 123968, 155258, 216736, 247936, 310516, 433472, 621032, 866944, 1009177, 1242064, 2018354, 2484128, 4036708, 4968256, 8073416, 9936512, 16146832, 32293664, 64587328, 129174656]

約数ペア:

[(1, 129174656), (2, 64587328), (4, 32293664), (8, 16146832), (13, 9936512), (16, 8073416), (26, 4968256), (32, 4036708), (52, 2484128), (64, 2018354), (104, 1242064), (128, 1009177), (149, 866944), (208, 621032), (298, 433472), (416, 310516), (521, 247936), (596, 216736), (832, 155258), (1042, 123968), (1192, 108368), (1664, 77629), (1937, 66688), (2084, 61984), (2384, 54184), (3874, 33344), (4168, 30992), (4768, 27092), (6773, 19072), (7748, 16672), (8336, 15496), (9536, 13546)]