25997010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{349}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 67737600

約数和(自身を除く): 41740590

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 191, 195, 349, 382, 390, 573, 698, 955, 1047, 1146, 1745, 1910, 2094, 2483, 2865, 3490, 4537, 4966, 5235, 5730, 7449, 9074, 10470, 12415, 13611, 14898, 22685, 24830, 27222, 37245, 45370, 66659, 68055, 74490, 133318, 136110, 199977, 333295, 399954, 666590, 866567, 999885, 1733134, 1999770, 2599701, 4332835, 5199402, 8665670, 12998505, 25997010]

約数ペア:

[(1, 25997010), (2, 12998505), (3, 8665670), (5, 5199402), (6, 4332835), (10, 2599701), (13, 1999770), (15, 1733134), (26, 999885), (30, 866567), (39, 666590), (65, 399954), (78, 333295), (130, 199977), (191, 136110), (195, 133318), (349, 74490), (382, 68055), (390, 66659), (573, 45370), (698, 37245), (955, 27222), (1047, 24830), (1146, 22685), (1745, 14898), (1910, 13611), (2094, 12415), (2483, 10470), (2865, 9074), (3490, 7449), (4537, 5730), (4966, 5235)]