4007575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 6249600

約数和(自身を除く): 2242025

約数列:

[1, 5, 11, 13, 19, 25, 55, 59, 65, 95, 143, 209, 247, 275, 295, 325, 475, 649, 715, 767, 1045, 1121, 1235, 1475, 2717, 3245, 3575, 3835, 5225, 5605, 6175, 8437, 12331, 13585, 14573, 16225, 19175, 28025, 42185, 61655, 67925, 72865, 160303, 210925, 308275, 364325, 801515, 4007575]

約数ペア:

[(1, 4007575), (5, 801515), (11, 364325), (13, 308275), (19, 210925), (25, 160303), (55, 72865), (59, 67925), (65, 61655), (95, 42185), (143, 28025), (209, 19175), (247, 16225), (275, 14573), (295, 13585), (325, 12331), (475, 8437), (649, 6175), (715, 5605), (767, 5225), (1045, 3835), (1121, 3575), (1235, 3245), (1475, 2717)]