404284225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{701}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 564071040

約数和(自身を除く): 159786815

約数列:

[1, 5, 17, 23, 25, 59, 85, 115, 295, 391, 425, 575, 701, 1003, 1357, 1475, 1955, 3505, 5015, 6785, 9775, 11917, 16123, 17525, 23069, 25075, 33925, 41359, 59585, 80615, 115345, 206795, 274091, 297925, 403075, 576725, 703103, 951257, 1033975, 1370455, 3515515, 4756285, 6852275, 16171369, 17577575, 23781425, 80856845, 404284225]

約数ペア:

[(1, 404284225), (5, 80856845), (17, 23781425), (23, 17577575), (25, 16171369), (59, 6852275), (85, 4756285), (115, 3515515), (295, 1370455), (391, 1033975), (425, 951257), (575, 703103), (701, 576725), (1003, 403075), (1357, 297925), (1475, 274091), (1955, 206795), (3505, 115345), (5015, 80615), (6785, 59585), (9775, 41359), (11917, 33925), (16123, 25075), (17525, 23069)]