71857456

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{733}}^1$

素因数の和:1309

約数の個数: 40

約数和(自身を含む): 152360784

約数和(自身を除く): 80503328

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 557, 733, 1114, 1466, 2228, 2932, 4456, 5864, 6127, 8063, 8912, 11728, 12254, 16126, 24508, 32252, 49016, 64504, 98032, 129008, 408281, 816562, 1633124, 3266248, 4491091, 6532496, 8982182, 17964364, 35928728, 71857456]

約数ペア:

[(1, 71857456), (2, 35928728), (4, 17964364), (8, 8982182), (11, 6532496), (16, 4491091), (22, 3266248), (44, 1633124), (88, 816562), (176, 408281), (557, 129008), (733, 98032), (1114, 64504), (1466, 49016), (2228, 32252), (2932, 24508), (4456, 16126), (5864, 12254), (6127, 11728), (8063, 8912)]