9089120560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{20759}}^1$

素因数の和:21206

約数の個数: 80

約数和(自身を含む): 22812914880

約数和(自身を除く): 13723794320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 421, 520, 842, 1040, 1684, 2105, 3368, 4210, 5473, 6736, 8420, 10946, 16840, 20759, 21892, 27365, 33680, 41518, 43784, 54730, 83036, 87568, 103795, 109460, 166072, 207590, 218920, 269867, 332144, 415180, 437840, 539734, 830360, 1079468, 1349335, 1660720, 2158936, 2698670, 4317872, 5397340, 8739539, 10794680, 17479078, 21589360, 34958156, 43697695, 69916312, 87395390, 113614007, 139832624, 174790780, 227228014, 349581560, 454456028, 568070035, 699163120, 908912056, 1136140070, 1817824112, 2272280140, 4544560280, 9089120560]

約数ペア:

[(1, 9089120560), (2, 4544560280), (4, 2272280140), (5, 1817824112), (8, 1136140070), (10, 908912056), (13, 699163120), (16, 568070035), (20, 454456028), (26, 349581560), (40, 227228014), (52, 174790780), (65, 139832624), (80, 113614007), (104, 87395390), (130, 69916312), (208, 43697695), (260, 34958156), (421, 21589360), (520, 17479078), (842, 10794680), (1040, 8739539), (1684, 5397340), (2105, 4317872), (3368, 2698670), (4210, 2158936), (5473, 1660720), (6736, 1349335), (8420, 1079468), (10946, 830360), (16840, 539734), (20759, 437840), (21892, 415180), (27365, 332144), (33680, 269867), (41518, 218920), (43784, 207590), (54730, 166072), (83036, 109460), (87568, 103795)]