83539625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 113611680

約数和(自身を除く): 30072055

約数列:

[1, 5, 13, 25, 65, 101, 125, 325, 505, 509, 1313, 1625, 2525, 2545, 6565, 6617, 12625, 12725, 32825, 33085, 51409, 63625, 164125, 165425, 257045, 668317, 827125, 1285225, 3341585, 6426125, 16707925, 83539625]

約数ペア:

[(1, 83539625), (5, 16707925), (13, 6426125), (25, 3341585), (65, 1285225), (101, 827125), (125, 668317), (325, 257045), (505, 165425), (509, 164125), (1313, 63625), (1625, 51409), (2525, 33085), (2545, 32825), (6565, 12725), (6617, 12625)]