78515684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{919}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 155796480

約数和(自身を除く): 77280796

約数列:

[1, 2, 4, 13, 26, 31, 52, 53, 62, 106, 124, 212, 403, 689, 806, 919, 1378, 1612, 1643, 1838, 2756, 3286, 3676, 6572, 11947, 21359, 23894, 28489, 42718, 47788, 48707, 56978, 85436, 97414, 113956, 194828, 370357, 633191, 740714, 1266382, 1481428, 1509917, 2532764, 3019834, 6039668, 19628921, 39257842, 78515684]

約数ペア:

[(1, 78515684), (2, 39257842), (4, 19628921), (13, 6039668), (26, 3019834), (31, 2532764), (52, 1509917), (53, 1481428), (62, 1266382), (106, 740714), (124, 633191), (212, 370357), (403, 194828), (689, 113956), (806, 97414), (919, 85436), (1378, 56978), (1612, 48707), (1643, 47788), (1838, 42718), (2756, 28489), (3286, 23894), (3676, 21359), (6572, 11947)]