156940827980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{80107}}^1\times {\mathrm{4259}}^1$

素因数の和:84398

約数の個数: 48

約数和(自身を含む): 343990160640

約数和(自身を除く): 187049332660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 4259, 8518, 17036, 21295, 42590, 80107, 85180, 97957, 160214, 195914, 320428, 391828, 400535, 489785, 801070, 979570, 1602140, 1842461, 1959140, 3684922, 7369844, 9212305, 18424610, 36849220, 341175713, 682351426, 1364702852, 1705878565, 3411757130, 6823514260, 7847041399, 15694082798, 31388165596, 39235206995, 78470413990, 156940827980]

約数ペア:

[(1, 156940827980), (2, 78470413990), (4, 39235206995), (5, 31388165596), (10, 15694082798), (20, 7847041399), (23, 6823514260), (46, 3411757130), (92, 1705878565), (115, 1364702852), (230, 682351426), (460, 341175713), (4259, 36849220), (8518, 18424610), (17036, 9212305), (21295, 7369844), (42590, 3684922), (80107, 1959140), (85180, 1842461), (97957, 1602140), (160214, 979570), (195914, 801070), (320428, 489785), (391828, 400535)]