205544375

素因数分解:

$5^4\times {\mathrm{19}}^2\times {\mathrm{911}}^1$

素因数の和:969

約数の個数: 30

約数和(自身を含む): 271375632

約数和(自身を除く): 65831257

約数列:

[1, 5, 19, 25, 95, 125, 361, 475, 625, 911, 1805, 2375, 4555, 9025, 11875, 17309, 22775, 45125, 86545, 113875, 225625, 328871, 432725, 569375, 1644355, 2163625, 8221775, 10818125, 41108875, 205544375]

約数ペア:

[(1, 205544375), (5, 41108875), (19, 10818125), (25, 8221775), (95, 2163625), (125, 1644355), (361, 569375), (475, 432725), (625, 328871), (911, 225625), (1805, 113875), (2375, 86545), (4555, 45125), (9025, 22775), (11875, 17309)]