201925625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1277}}^1$

素因数の和:1331

約数の個数: 40

約数和(自身を含む): 287457984

約数和(自身を除く): 85532359

約数列:

[1, 5, 11, 23, 25, 55, 115, 125, 253, 275, 575, 625, 1265, 1277, 1375, 2875, 6325, 6385, 6875, 14047, 14375, 29371, 31625, 31925, 70235, 146855, 158125, 159625, 323081, 351175, 734275, 798125, 1615405, 1755875, 3671375, 8077025, 8779375, 18356875, 40385125, 201925625]

約数ペア:

[(1, 201925625), (5, 40385125), (11, 18356875), (23, 8779375), (25, 8077025), (55, 3671375), (115, 1755875), (125, 1615405), (253, 798125), (275, 734275), (575, 351175), (625, 323081), (1265, 159625), (1277, 158125), (1375, 146855), (2875, 70235), (6325, 31925), (6385, 31625), (6875, 29371), (14047, 14375)]