201842875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{557}}^1$

素因数の和:808

約数の個数: 32

約数和(自身を含む): 272982528

約数和(自身を除く): 71139653

約数列:

[1, 5, 13, 25, 65, 125, 223, 325, 557, 1115, 1625, 2785, 2899, 5575, 7241, 13925, 14495, 27875, 36205, 69625, 72475, 124211, 181025, 362375, 621055, 905125, 1614743, 3105275, 8073715, 15526375, 40368575, 201842875]

約数ペア:

[(1, 201842875), (5, 40368575), (13, 15526375), (25, 8073715), (65, 3105275), (125, 1614743), (223, 905125), (325, 621055), (557, 362375), (1115, 181025), (1625, 124211), (2785, 72475), (2899, 69625), (5575, 36205), (7241, 27875), (13925, 14495)]