80490910

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{2621}}^1$

素因数の和:2748

約数の個数: 32

約数和(自身を含む): 150649632

約数和(自身を除く): 70158722

約数列:

[1, 2, 5, 10, 37, 74, 83, 166, 185, 370, 415, 830, 2621, 3071, 5242, 6142, 13105, 15355, 26210, 30710, 96977, 193954, 217543, 435086, 484885, 969770, 1087715, 2175430, 8049091, 16098182, 40245455, 80490910]

約数ペア:

[(1, 80490910), (2, 40245455), (5, 16098182), (10, 8049091), (37, 2175430), (74, 1087715), (83, 969770), (166, 484885), (185, 435086), (370, 217543), (415, 193954), (830, 96977), (2621, 30710), (3071, 26210), (5242, 15355), (6142, 13105)]