28870175

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:152

約数の個数: 36

約数和(自身を含む): 39086040

約数和(自身を除く): 10215865

約数列:

[1, 5, 23, 25, 37, 59, 115, 185, 295, 529, 575, 851, 925, 1357, 1475, 2183, 2645, 4255, 6785, 10915, 13225, 19573, 21275, 31211, 33925, 50209, 54575, 97865, 156055, 251045, 489325, 780275, 1154807, 1255225, 5774035, 28870175]

約数ペア:

[(1, 28870175), (5, 5774035), (23, 1255225), (25, 1154807), (37, 780275), (59, 489325), (115, 251045), (185, 156055), (295, 97865), (529, 54575), (575, 50209), (851, 33925), (925, 31211), (1357, 21275), (1475, 19573), (2183, 13225), (2645, 10915), (4255, 6785)]