490290625

素因数分解:

$5^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{839}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 708704640

約数和(自身を除く): 218414015

約数列:

[1, 5, 11, 17, 25, 55, 85, 125, 187, 275, 425, 625, 839, 935, 1375, 2125, 3125, 4195, 4675, 6875, 9229, 10625, 14263, 20975, 23375, 34375, 46145, 53125, 71315, 104875, 116875, 156893, 230725, 356575, 524375, 584375, 784465, 1153625, 1782875, 2621875, 3922325, 5768125, 8914375, 19611625, 28840625, 44571875, 98058125, 490290625]

約数ペア:

[(1, 490290625), (5, 98058125), (11, 44571875), (17, 28840625), (25, 19611625), (55, 8914375), (85, 5768125), (125, 3922325), (187, 2621875), (275, 1782875), (425, 1153625), (625, 784465), (839, 584375), (935, 524375), (1375, 356575), (2125, 230725), (3125, 156893), (4195, 116875), (4675, 104875), (6875, 71315), (9229, 53125), (10625, 46145), (14263, 34375), (20975, 23375)]