155672552

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 341003520

約数和(自身を除く): 185330968

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 137, 197, 206, 274, 394, 412, 548, 721, 788, 824, 959, 1096, 1379, 1442, 1576, 1918, 2758, 2884, 3836, 5516, 5768, 7672, 11032, 14111, 20291, 26989, 28222, 40582, 53978, 56444, 81164, 98777, 107956, 112888, 142037, 162328, 188923, 197554, 215912, 284074, 377846, 395108, 568148, 755692, 790216, 1136296, 1511384, 2779867, 5559734, 11119468, 19459069, 22238936, 38918138, 77836276, 155672552]

約数ペア:

[(1, 155672552), (2, 77836276), (4, 38918138), (7, 22238936), (8, 19459069), (14, 11119468), (28, 5559734), (56, 2779867), (103, 1511384), (137, 1136296), (197, 790216), (206, 755692), (274, 568148), (394, 395108), (412, 377846), (548, 284074), (721, 215912), (788, 197554), (824, 188923), (959, 162328), (1096, 142037), (1379, 112888), (1442, 107956), (1576, 98777), (1918, 81164), (2758, 56444), (2884, 53978), (3836, 40582), (5516, 28222), (5768, 26989), (7672, 20291), (11032, 14111)]