25839620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1283}}^1$

素因数の和:1364

約数の個数: 48

約数和(自身を含む): 58242240

約数和(自身を除く): 32402620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 1283, 2014, 2566, 4028, 5035, 5132, 6415, 10070, 12830, 20140, 24377, 25660, 48754, 67999, 97508, 121885, 135998, 243770, 271996, 339995, 487540, 679990, 1291981, 1359980, 2583962, 5167924, 6459905, 12919810, 25839620]

約数ペア:

[(1, 25839620), (2, 12919810), (4, 6459905), (5, 5167924), (10, 2583962), (19, 1359980), (20, 1291981), (38, 679990), (53, 487540), (76, 339995), (95, 271996), (106, 243770), (190, 135998), (212, 121885), (265, 97508), (380, 67999), (530, 48754), (1007, 25660), (1060, 24377), (1283, 20140), (2014, 12830), (2566, 10070), (4028, 6415), (5035, 5132)]