102807440

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{16267}}^1$

素因数の和:16359

約数の個数: 40

約数和(自身を含む): 242067840

約数和(自身を除く): 139260400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 16267, 32534, 65068, 81335, 130136, 162670, 260272, 325340, 650680, 1285093, 1301360, 2570186, 5140372, 6425465, 10280744, 12850930, 20561488, 25701860, 51403720, 102807440]

約数ペア:

[(1, 102807440), (2, 51403720), (4, 25701860), (5, 20561488), (8, 12850930), (10, 10280744), (16, 6425465), (20, 5140372), (40, 2570186), (79, 1301360), (80, 1285093), (158, 650680), (316, 325340), (395, 260272), (632, 162670), (790, 130136), (1264, 81335), (1580, 65068), (3160, 32534), (6320, 16267)]