72135940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2267}}^1$

素因数の和:2356

約数の個数: 48

約数和(自身を含む): 159268032

約数和(自身を除く): 87132092

約数列:

[1, 2, 4, 5, 10, 20, 37, 43, 74, 86, 148, 172, 185, 215, 370, 430, 740, 860, 1591, 2267, 3182, 4534, 6364, 7955, 9068, 11335, 15910, 22670, 31820, 45340, 83879, 97481, 167758, 194962, 335516, 389924, 419395, 487405, 838790, 974810, 1677580, 1949620, 3606797, 7213594, 14427188, 18033985, 36067970, 72135940]

約数ペア:

[(1, 72135940), (2, 36067970), (4, 18033985), (5, 14427188), (10, 7213594), (20, 3606797), (37, 1949620), (43, 1677580), (74, 974810), (86, 838790), (148, 487405), (172, 419395), (185, 389924), (215, 335516), (370, 194962), (430, 167758), (740, 97481), (860, 83879), (1591, 45340), (2267, 31820), (3182, 22670), (4534, 15910), (6364, 11335), (7955, 9068)]