48627640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 113400000

約数和(自身を除く): 64772360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 149, 164, 199, 205, 298, 328, 398, 410, 596, 745, 796, 820, 995, 1192, 1490, 1592, 1640, 1990, 2980, 3980, 5960, 6109, 7960, 8159, 12218, 16318, 24436, 29651, 30545, 32636, 40795, 48872, 59302, 61090, 65272, 81590, 118604, 122180, 148255, 163180, 237208, 244360, 296510, 326360, 593020, 1186040, 1215691, 2431382, 4862764, 6078455, 9725528, 12156910, 24313820, 48627640]

約数ペア:

[(1, 48627640), (2, 24313820), (4, 12156910), (5, 9725528), (8, 6078455), (10, 4862764), (20, 2431382), (40, 1215691), (41, 1186040), (82, 593020), (149, 326360), (164, 296510), (199, 244360), (205, 237208), (298, 163180), (328, 148255), (398, 122180), (410, 118604), (596, 81590), (745, 65272), (796, 61090), (820, 59302), (995, 48872), (1192, 40795), (1490, 32636), (1592, 30545), (1640, 29651), (1990, 24436), (2980, 16318), (3980, 12218), (5960, 8159), (6109, 7960)]