136890520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4967}}^1$

素因数の和:5044

約数の個数: 64

約数和(自身を含む): 338022720

約数和(自身を除く): 201132200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2756, 3445, 4967, 5512, 6890, 9934, 13780, 19868, 24835, 27560, 39736, 49670, 64571, 99340, 129142, 198680, 258284, 263251, 322855, 516568, 526502, 645710, 1053004, 1291420, 1316255, 2106008, 2582840, 2632510, 3422263, 5265020, 6844526, 10530040, 13689052, 17111315, 27378104, 34222630, 68445260, 136890520]

約数ペア:

[(1, 136890520), (2, 68445260), (4, 34222630), (5, 27378104), (8, 17111315), (10, 13689052), (13, 10530040), (20, 6844526), (26, 5265020), (40, 3422263), (52, 2632510), (53, 2582840), (65, 2106008), (104, 1316255), (106, 1291420), (130, 1053004), (212, 645710), (260, 526502), (265, 516568), (424, 322855), (520, 263251), (530, 258284), (689, 198680), (1060, 129142), (1378, 99340), (2120, 64571), (2756, 49670), (3445, 39736), (4967, 27560), (5512, 24835), (6890, 19868), (9934, 13780)]