80365160

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 185656320

約数和(自身を除く): 105291160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 157, 191, 268, 314, 335, 382, 536, 628, 670, 764, 785, 955, 1256, 1340, 1528, 1570, 1910, 2680, 3140, 3820, 6280, 7640, 10519, 12797, 21038, 25594, 29987, 42076, 51188, 52595, 59974, 63985, 84152, 102376, 105190, 119948, 127970, 149935, 210380, 239896, 255940, 299870, 420760, 511880, 599740, 1199480, 2009129, 4018258, 8036516, 10045645, 16073032, 20091290, 40182580, 80365160]

約数ペア:

[(1, 80365160), (2, 40182580), (4, 20091290), (5, 16073032), (8, 10045645), (10, 8036516), (20, 4018258), (40, 2009129), (67, 1199480), (134, 599740), (157, 511880), (191, 420760), (268, 299870), (314, 255940), (335, 239896), (382, 210380), (536, 149935), (628, 127970), (670, 119948), (764, 105190), (785, 102376), (955, 84152), (1256, 63985), (1340, 59974), (1528, 52595), (1570, 51188), (1910, 42076), (2680, 29987), (3140, 25594), (3820, 21038), (6280, 12797), (7640, 10519)]