63973940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{78017}}^1$

素因数の和:78067

約数の個数: 24

約数和(自身を含む): 137623752

約数和(自身を除く): 73649812

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 78017, 156034, 312068, 390085, 780170, 1560340, 3198697, 6397394, 12794788, 15993485, 31986970, 63973940]

約数ペア:

[(1, 63973940), (2, 31986970), (4, 15993485), (5, 12794788), (10, 6397394), (20, 3198697), (41, 1560340), (82, 780170), (164, 390085), (205, 312068), (410, 156034), (820, 78017)]