74989616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5381}}^1$

素因数の和:5469

約数の個数: 40

約数和(自身を含む): 158833584

約数和(自身を除く): 83843968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 5381, 6968, 10762, 13936, 21524, 43048, 69953, 86096, 139906, 279812, 360527, 559624, 721054, 1119248, 1442108, 2884216, 4686851, 5768432, 9373702, 18747404, 37494808, 74989616]

約数ペア:

[(1, 74989616), (2, 37494808), (4, 18747404), (8, 9373702), (13, 5768432), (16, 4686851), (26, 2884216), (52, 1442108), (67, 1119248), (104, 721054), (134, 559624), (208, 360527), (268, 279812), (536, 139906), (871, 86096), (1072, 69953), (1742, 43048), (3484, 21524), (5381, 13936), (6968, 10762)]