1330578125

素因数分解:

$5^6\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:169

約数の個数: 56

約数和(自身を含む): 1784977152

約数和(自身を除く): 454399027

約数列:

[1, 5, 25, 31, 41, 67, 125, 155, 205, 335, 625, 775, 1025, 1271, 1675, 2077, 2747, 3125, 3875, 5125, 6355, 8375, 10385, 13735, 15625, 19375, 25625, 31775, 41875, 51925, 68675, 85157, 96875, 128125, 158875, 209375, 259625, 343375, 425785, 484375, 640625, 794375, 1046875, 1298125, 1716875, 2128925, 3971875, 6490625, 8584375, 10644625, 19859375, 32453125, 42921875, 53223125, 266115625, 1330578125]

約数ペア:

[(1, 1330578125), (5, 266115625), (25, 53223125), (31, 42921875), (41, 32453125), (67, 19859375), (125, 10644625), (155, 8584375), (205, 6490625), (335, 3971875), (625, 2128925), (775, 1716875), (1025, 1298125), (1271, 1046875), (1675, 794375), (2077, 640625), (2747, 484375), (3125, 425785), (3875, 343375), (5125, 259625), (6355, 209375), (8375, 158875), (10385, 128125), (13735, 96875), (15625, 85157), (19375, 68675), (25625, 51925), (31775, 41875)]