83902960

素因数分解:

$2^4\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1621}}^1$

素因数の和:2281

約数の個数: 40

約数和(自身を含む): 195496416

約数和(自身を除く): 111593456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 647, 1294, 1621, 2588, 3235, 3242, 5176, 6470, 6484, 8105, 10352, 12940, 12968, 16210, 25880, 25936, 32420, 51760, 64840, 129680, 1048787, 2097574, 4195148, 5243935, 8390296, 10487870, 16780592, 20975740, 41951480, 83902960]

約数ペア:

[(1, 83902960), (2, 41951480), (4, 20975740), (5, 16780592), (8, 10487870), (10, 8390296), (16, 5243935), (20, 4195148), (40, 2097574), (80, 1048787), (647, 129680), (1294, 64840), (1621, 51760), (2588, 32420), (3235, 25936), (3242, 25880), (5176, 16210), (6470, 12968), (6484, 12940), (8105, 10352)]