78820716

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2539}}^1$

素因数の和:2758

約数の個数: 48

約数和(自身を含む): 199136000

約数和(自身を除く): 120315284

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 199, 398, 597, 796, 1194, 2388, 2539, 2587, 5078, 5174, 7617, 7761, 10156, 10348, 15234, 15522, 30468, 31044, 33007, 66014, 99021, 132028, 198042, 396084, 505261, 1010522, 1515783, 2021044, 3031566, 6063132, 6568393, 13136786, 19705179, 26273572, 39410358, 78820716]

約数ペア:

[(1, 78820716), (2, 39410358), (3, 26273572), (4, 19705179), (6, 13136786), (12, 6568393), (13, 6063132), (26, 3031566), (39, 2021044), (52, 1515783), (78, 1010522), (156, 505261), (199, 396084), (398, 198042), (597, 132028), (796, 99021), (1194, 66014), (2388, 33007), (2539, 31044), (2587, 30468), (5078, 15522), (5174, 15234), (7617, 10348), (7761, 10156)]