201296875

素因数分解:

$5^6\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1034

約数の個数: 28

約数和(自身を含む): 271246528

約数和(自身を除く): 69949653

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 991, 1625, 3125, 4955, 8125, 12883, 15625, 24775, 40625, 64415, 123875, 203125, 322075, 619375, 1610375, 3096875, 8051875, 15484375, 40259375, 201296875]

約数ペア:

[(1, 201296875), (5, 40259375), (13, 15484375), (25, 8051875), (65, 3096875), (125, 1610375), (325, 619375), (625, 322075), (991, 203125), (1625, 123875), (3125, 64415), (4955, 40625), (8125, 24775), (12883, 15625)]