30909675

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 54560000

約数和(自身を除く): 23650325

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 109, 199, 285, 327, 475, 545, 597, 995, 1425, 1635, 2071, 2725, 2985, 3781, 4975, 6213, 8175, 10355, 11343, 14925, 18905, 21691, 31065, 51775, 56715, 65073, 94525, 108455, 155325, 283575, 325365, 412129, 542275, 1236387, 1626825, 2060645, 6181935, 10303225, 30909675]

約数ペア:

[(1, 30909675), (3, 10303225), (5, 6181935), (15, 2060645), (19, 1626825), (25, 1236387), (57, 542275), (75, 412129), (95, 325365), (109, 283575), (199, 155325), (285, 108455), (327, 94525), (475, 65073), (545, 56715), (597, 51775), (995, 31065), (1425, 21691), (1635, 18905), (2071, 14925), (2725, 11343), (2985, 10355), (3781, 8175), (4975, 6213)]