78684190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{1597}}^1$

素因数の和:1996

約数の個数: 32

約数和(自身を含む): 153024480

約数和(自身を除く): 74340290

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 379, 758, 1597, 1895, 3194, 3790, 4927, 7985, 9854, 15970, 20761, 24635, 41522, 49270, 103805, 207610, 605263, 1210526, 3026315, 6052630, 7868419, 15736838, 39342095, 78684190]

約数ペア:

[(1, 78684190), (2, 39342095), (5, 15736838), (10, 7868419), (13, 6052630), (26, 3026315), (65, 1210526), (130, 605263), (379, 207610), (758, 103805), (1597, 49270), (1895, 41522), (3194, 24635), (3790, 20761), (4927, 15970), (7985, 9854)]