63625040

素因数分解:

$2^4\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1289}}^1$

素因数の和:1919

約数の個数: 40

約数和(自身を含む): 148282920

約数和(自身を除く): 84657880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 617, 1234, 1289, 2468, 2578, 3085, 4936, 5156, 6170, 6445, 9872, 10312, 12340, 12890, 20624, 24680, 25780, 49360, 51560, 103120, 795313, 1590626, 3181252, 3976565, 6362504, 7953130, 12725008, 15906260, 31812520, 63625040]

約数ペア:

[(1, 63625040), (2, 31812520), (4, 15906260), (5, 12725008), (8, 7953130), (10, 6362504), (16, 3976565), (20, 3181252), (40, 1590626), (80, 795313), (617, 103120), (1234, 51560), (1289, 49360), (2468, 25780), (2578, 24680), (3085, 20624), (4936, 12890), (5156, 12340), (6170, 10312), (6445, 9872)]