71823125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 101367552

約数和(自身を除く): 29544427

約数列:

[1, 5, 11, 25, 31, 55, 125, 155, 275, 337, 341, 625, 775, 1375, 1685, 1705, 3707, 3875, 6875, 8425, 8525, 10447, 18535, 19375, 42125, 42625, 52235, 92675, 114917, 210625, 213125, 261175, 463375, 574585, 1305875, 2316875, 2872925, 6529375, 14364625, 71823125]

約数ペア:

[(1, 71823125), (5, 14364625), (11, 6529375), (25, 2872925), (31, 2316875), (55, 1305875), (125, 574585), (155, 463375), (275, 261175), (337, 213125), (341, 210625), (625, 114917), (775, 92675), (1375, 52235), (1685, 42625), (1705, 42125), (3707, 19375), (3875, 18535), (6875, 10447), (8425, 8525)]