631551710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:689

約数の個数: 64

約数和(自身を含む): 1222760448

約数和(自身を除く): 591208738

約数列:

[1, 2, 5, 10, 23, 46, 53, 103, 106, 115, 206, 230, 265, 503, 515, 530, 1006, 1030, 1219, 2369, 2438, 2515, 4738, 5030, 5459, 6095, 10918, 11569, 11845, 12190, 23138, 23690, 26659, 27295, 51809, 53318, 54590, 57845, 103618, 115690, 125557, 133295, 251114, 259045, 266590, 518090, 613157, 627785, 1191607, 1226314, 1255570, 2383214, 2745877, 3065785, 5491754, 5958035, 6131570, 11916070, 13729385, 27458770, 63155171, 126310342, 315775855, 631551710]

約数ペア:

[(1, 631551710), (2, 315775855), (5, 126310342), (10, 63155171), (23, 27458770), (46, 13729385), (53, 11916070), (103, 6131570), (106, 5958035), (115, 5491754), (206, 3065785), (230, 2745877), (265, 2383214), (503, 1255570), (515, 1226314), (530, 1191607), (1006, 627785), (1030, 613157), (1219, 518090), (2369, 266590), (2438, 259045), (2515, 251114), (4738, 133295), (5030, 125557), (5459, 115690), (6095, 103618), (10918, 57845), (11569, 54590), (11845, 53318), (12190, 51809), (23138, 27295), (23690, 26659)]