51056920

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{13159}}^1$

素因数の和:13267

約数の個数: 32

約数和(自身を含む): 116071200

約数和(自身を除く): 65014280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 13159, 26318, 52636, 65795, 105272, 131590, 263180, 526360, 1276423, 2552846, 5105692, 6382115, 10211384, 12764230, 25528460, 51056920]

約数ペア:

[(1, 51056920), (2, 25528460), (4, 12764230), (5, 10211384), (8, 6382115), (10, 5105692), (20, 2552846), (40, 1276423), (97, 526360), (194, 263180), (388, 131590), (485, 105272), (776, 65795), (970, 52636), (1940, 26318), (3880, 13159)]