87818770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 182891520

約数和(自身を除く): 95072750

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 79, 85, 130, 158, 170, 221, 395, 442, 503, 790, 1006, 1027, 1105, 1343, 2054, 2210, 2515, 2686, 5030, 5135, 6539, 6715, 8551, 10270, 13078, 13430, 17102, 17459, 32695, 34918, 39737, 42755, 65390, 79474, 85510, 87295, 111163, 174590, 198685, 222326, 397370, 516581, 555815, 675529, 1033162, 1111630, 1351058, 2582905, 3377645, 5165810, 6755290, 8781877, 17563754, 43909385, 87818770]

約数ペア:

[(1, 87818770), (2, 43909385), (5, 17563754), (10, 8781877), (13, 6755290), (17, 5165810), (26, 3377645), (34, 2582905), (65, 1351058), (79, 1111630), (85, 1033162), (130, 675529), (158, 555815), (170, 516581), (221, 397370), (395, 222326), (442, 198685), (503, 174590), (790, 111163), (1006, 87295), (1027, 85510), (1105, 79474), (1343, 65390), (2054, 42755), (2210, 39737), (2515, 34918), (2686, 32695), (5030, 17459), (5135, 17102), (6539, 13430), (6715, 13078), (8551, 10270)]