65228475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 117180000

約数和(自身を除く): 51951525

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 149, 195, 325, 447, 449, 745, 975, 1347, 1937, 2235, 2245, 3725, 5811, 5837, 6735, 9685, 11175, 11225, 17511, 29055, 29185, 33675, 48425, 66901, 87555, 145275, 145925, 200703, 334505, 437775, 869713, 1003515, 1672525, 2609139, 4348565, 5017575, 13045695, 21742825, 65228475]

約数ペア:

[(1, 65228475), (3, 21742825), (5, 13045695), (13, 5017575), (15, 4348565), (25, 2609139), (39, 1672525), (65, 1003515), (75, 869713), (149, 437775), (195, 334505), (325, 200703), (447, 145925), (449, 145275), (745, 87555), (975, 66901), (1347, 48425), (1937, 33675), (2235, 29185), (2245, 29055), (3725, 17511), (5811, 11225), (5837, 11175), (6735, 9685)]