80241644

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 164376576

約数和(自身を除く): 84134932

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 181, 223, 284, 362, 446, 497, 724, 892, 994, 1267, 1561, 1988, 2534, 3122, 5068, 6244, 12851, 15833, 25702, 31666, 40363, 51404, 63332, 80726, 89957, 110831, 161452, 179914, 221662, 282541, 359828, 443324, 565082, 1130164, 2865773, 5731546, 11463092, 20060411, 40120822, 80241644]

約数ペア:

[(1, 80241644), (2, 40120822), (4, 20060411), (7, 11463092), (14, 5731546), (28, 2865773), (71, 1130164), (142, 565082), (181, 443324), (223, 359828), (284, 282541), (362, 221662), (446, 179914), (497, 161452), (724, 110831), (892, 89957), (994, 80726), (1267, 63332), (1561, 51404), (1988, 40363), (2534, 31666), (3122, 25702), (5068, 15833), (6244, 12851)]