664437632

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{167449}}^1$

素因数の和:167494

約数の個数: 32

約数和(自身を含む): 1366392000

約数和(自身を除く): 701954368

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 167449, 334898, 669796, 1339592, 2679184, 5190919, 5358368, 10381838, 10716736, 20763676, 21433472, 41527352, 83054704, 166109408, 332218816, 664437632]

約数ペア:

[(1, 664437632), (2, 332218816), (4, 166109408), (8, 83054704), (16, 41527352), (31, 21433472), (32, 20763676), (62, 10716736), (64, 10381838), (124, 5358368), (128, 5190919), (248, 2679184), (496, 1339592), (992, 669796), (1984, 334898), (3968, 167449)]