61444520

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{2269}}^1$

素因数の和:2957

約数の個数: 32

約数和(自身を含む): 138515400

約数和(自身を除く): 77070880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1354, 2269, 2708, 3385, 4538, 5416, 6770, 9076, 11345, 13540, 18152, 22690, 27080, 45380, 90760, 1536113, 3072226, 6144452, 7680565, 12288904, 15361130, 30722260, 61444520]

約数ペア:

[(1, 61444520), (2, 30722260), (4, 15361130), (5, 12288904), (8, 7680565), (10, 6144452), (20, 3072226), (40, 1536113), (677, 90760), (1354, 45380), (2269, 27080), (2708, 22690), (3385, 18152), (4538, 13540), (5416, 11345), (6770, 9076)]