80829996

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{39857}}^1$

素因数の和:39890

約数の個数: 36

約数和(自身を含む): 204232392

約数和(自身を除く): 123402396

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 39857, 79714, 119571, 159428, 239142, 478284, 518141, 1036282, 1554423, 2072564, 3108846, 6217692, 6735833, 13471666, 20207499, 26943332, 40414998, 80829996]

約数ペア:

[(1, 80829996), (2, 40414998), (3, 26943332), (4, 20207499), (6, 13471666), (12, 6735833), (13, 6217692), (26, 3108846), (39, 2072564), (52, 1554423), (78, 1036282), (156, 518141), (169, 478284), (338, 239142), (507, 159428), (676, 119571), (1014, 79714), (2028, 39857)]