2000395875

素因数分解:

$3^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{557}}^1$

素因数の和:793

約数の個数: 64

約数和(自身を含む): 3410888832

約数和(自身を除く): 1410492957

約数列:

[1, 3, 5, 15, 25, 61, 75, 125, 157, 183, 305, 375, 471, 557, 785, 915, 1525, 1671, 2355, 2785, 3925, 4575, 7625, 8355, 9577, 11775, 13925, 19625, 22875, 28731, 33977, 41775, 47885, 58875, 69625, 87449, 101931, 143655, 169885, 208875, 239425, 262347, 437245, 509655, 718275, 849425, 1197125, 1311735, 2186225, 2548275, 3591375, 4247125, 5334389, 6558675, 10931125, 12741375, 16003167, 26671945, 32793375, 80015835, 133359725, 400079175, 666798625, 2000395875]

約数ペア:

[(1, 2000395875), (3, 666798625), (5, 400079175), (15, 133359725), (25, 80015835), (61, 32793375), (75, 26671945), (125, 16003167), (157, 12741375), (183, 10931125), (305, 6558675), (375, 5334389), (471, 4247125), (557, 3591375), (785, 2548275), (915, 2186225), (1525, 1311735), (1671, 1197125), (2355, 849425), (2785, 718275), (3925, 509655), (4575, 437245), (7625, 262347), (8355, 239425), (9577, 208875), (11775, 169885), (13925, 143655), (19625, 101931), (22875, 87449), (28731, 69625), (33977, 58875), (41775, 47885)]