15627951725

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{673}}^1$

素因数の和:835

約数の個数: 72

約数和(自身を含む): 21398130432

約数和(自身を除く): 5770178707

約数列:

[1, 5, 19, 25, 31, 83, 95, 155, 361, 415, 475, 589, 673, 775, 1577, 1805, 2075, 2573, 2945, 3365, 7885, 9025, 11191, 12787, 12865, 14725, 16825, 20863, 29963, 39425, 48887, 55859, 55955, 63935, 64325, 104315, 149815, 242953, 244435, 279295, 279775, 319675, 396397, 521575, 749075, 928853, 1061321, 1214765, 1222175, 1396475, 1731629, 1981985, 4644265, 5306605, 6073825, 7531543, 8658145, 9909925, 20165099, 23221325, 26533025, 32900951, 37657715, 43290725, 100825495, 164504755, 188288575, 504127475, 625118069, 822523775, 3125590345, 15627951725]

約数ペア:

[(1, 15627951725), (5, 3125590345), (19, 822523775), (25, 625118069), (31, 504127475), (83, 188288575), (95, 164504755), (155, 100825495), (361, 43290725), (415, 37657715), (475, 32900951), (589, 26533025), (673, 23221325), (775, 20165099), (1577, 9909925), (1805, 8658145), (2075, 7531543), (2573, 6073825), (2945, 5306605), (3365, 4644265), (7885, 1981985), (9025, 1731629), (11191, 1396475), (12787, 1222175), (12865, 1214765), (14725, 1061321), (16825, 928853), (20863, 749075), (29963, 521575), (39425, 396397), (48887, 319675), (55859, 279775), (55955, 279295), (63935, 244435), (64325, 242953), (104315, 149815)]