155544825

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 267840000

約数和(自身を除く): 112295175

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 149, 155, 447, 449, 465, 745, 775, 1347, 2235, 2245, 2325, 3725, 4619, 6735, 11175, 11225, 13857, 13919, 23095, 33675, 41757, 66901, 69285, 69595, 115475, 200703, 208785, 334505, 346425, 347975, 1003515, 1043925, 1672525, 2073931, 5017575, 6221793, 10369655, 31108965, 51848275, 155544825]

約数ペア:

[(1, 155544825), (3, 51848275), (5, 31108965), (15, 10369655), (25, 6221793), (31, 5017575), (75, 2073931), (93, 1672525), (149, 1043925), (155, 1003515), (447, 347975), (449, 346425), (465, 334505), (745, 208785), (775, 200703), (1347, 115475), (2235, 69595), (2245, 69285), (2325, 66901), (3725, 41757), (4619, 33675), (6735, 23095), (11175, 13919), (11225, 13857)]