25314825

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 44104320

約数和(自身を除く): 18789495

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 103, 113, 145, 309, 339, 435, 515, 565, 725, 1545, 1695, 2175, 2575, 2825, 2987, 3277, 7725, 8475, 8961, 9831, 11639, 14935, 16385, 34917, 44805, 49155, 58195, 74675, 81925, 174585, 224025, 245775, 290975, 337531, 872925, 1012593, 1687655, 5062965, 8438275, 25314825]

約数ペア:

[(1, 25314825), (3, 8438275), (5, 5062965), (15, 1687655), (25, 1012593), (29, 872925), (75, 337531), (87, 290975), (103, 245775), (113, 224025), (145, 174585), (309, 81925), (339, 74675), (435, 58195), (515, 49155), (565, 44805), (725, 34917), (1545, 16385), (1695, 14935), (2175, 11639), (2575, 9831), (2825, 8961), (2987, 8475), (3277, 7725)]