163109375

素因数分解:

$5^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:127

約数の個数: 56

約数和(自身を含む): 242809392

約数和(自身を除く): 79700017

約数列:

[1, 5, 11, 13, 25, 55, 65, 73, 125, 143, 275, 325, 365, 625, 715, 803, 949, 1375, 1625, 1825, 3125, 3575, 4015, 4745, 6875, 8125, 9125, 10439, 15625, 17875, 20075, 23725, 34375, 40625, 45625, 52195, 89375, 100375, 118625, 171875, 203125, 228125, 260975, 446875, 501875, 593125, 1140625, 1304875, 2234375, 2509375, 2965625, 6524375, 12546875, 14828125, 32621875, 163109375]

約数ペア:

[(1, 163109375), (5, 32621875), (11, 14828125), (13, 12546875), (25, 6524375), (55, 2965625), (65, 2509375), (73, 2234375), (125, 1304875), (143, 1140625), (275, 593125), (325, 501875), (365, 446875), (625, 260975), (715, 228125), (803, 203125), (949, 171875), (1375, 118625), (1625, 100375), (1825, 89375), (3125, 52195), (3575, 45625), (4015, 40625), (4745, 34375), (6875, 23725), (8125, 20075), (9125, 17875), (10439, 15625)]