188907875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1151}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 256628736

約数和(自身を除く): 67720861

約数列:

[1, 5, 13, 25, 65, 101, 125, 325, 505, 1151, 1313, 1625, 2525, 5755, 6565, 12625, 14963, 28775, 32825, 74815, 116251, 143875, 164125, 374075, 581255, 1511263, 1870375, 2906275, 7556315, 14531375, 37781575, 188907875]

約数ペア:

[(1, 188907875), (5, 37781575), (13, 14531375), (25, 7556315), (65, 2906275), (101, 1870375), (125, 1511263), (325, 581255), (505, 374075), (1151, 164125), (1313, 143875), (1625, 116251), (2525, 74815), (5755, 32825), (6565, 28775), (12625, 14963)]