63981040

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4789}}^1$

素因数の和:4969

約数の個数: 40

約数和(自身を含む): 149677920

約数和(自身を除く): 85696880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 4789, 6680, 9578, 13360, 19156, 23945, 38312, 47890, 76624, 95780, 191560, 383120, 799763, 1599526, 3199052, 3998815, 6398104, 7997630, 12796208, 15995260, 31990520, 63981040]

約数ペア:

[(1, 63981040), (2, 31990520), (4, 15995260), (5, 12796208), (8, 7997630), (10, 6398104), (16, 3998815), (20, 3199052), (40, 1599526), (80, 799763), (167, 383120), (334, 191560), (668, 95780), (835, 76624), (1336, 47890), (1670, 38312), (2672, 23945), (3340, 19156), (4789, 13360), (6680, 9578)]