128757632

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{877}}^1$

素因数の和:959

約数の個数: 64

約数和(自身を含む): 272250240

約数和(自身を除く): 143492608

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 148, 248, 296, 496, 592, 877, 992, 1147, 1184, 1754, 1984, 2294, 2368, 3508, 3968, 4588, 4736, 7016, 9176, 14032, 18352, 27187, 28064, 32449, 36704, 54374, 56128, 64898, 73408, 108748, 112256, 129796, 146816, 217496, 259592, 434992, 519184, 869984, 1005919, 1038368, 1739968, 2011838, 2076736, 3479936, 4023676, 4153472, 8047352, 16094704, 32189408, 64378816, 128757632]

約数ペア:

[(1, 128757632), (2, 64378816), (4, 32189408), (8, 16094704), (16, 8047352), (31, 4153472), (32, 4023676), (37, 3479936), (62, 2076736), (64, 2011838), (74, 1739968), (124, 1038368), (128, 1005919), (148, 869984), (248, 519184), (296, 434992), (496, 259592), (592, 217496), (877, 146816), (992, 129796), (1147, 112256), (1184, 108748), (1754, 73408), (1984, 64898), (2294, 56128), (2368, 54374), (3508, 36704), (3968, 32449), (4588, 28064), (4736, 27187), (7016, 18352), (9176, 14032)]