26156975

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:228

約数の個数: 36

約数和(自身を含む): 36216432

約数和(自身を除く): 10059457

約数列:

[1, 5, 13, 25, 41, 65, 151, 169, 205, 325, 533, 755, 845, 1025, 1963, 2665, 3775, 4225, 6191, 6929, 9815, 13325, 25519, 30955, 34645, 49075, 80483, 127595, 154775, 173225, 402415, 637975, 1046279, 2012075, 5231395, 26156975]

約数ペア:

[(1, 26156975), (5, 5231395), (13, 2012075), (25, 1046279), (41, 637975), (65, 402415), (151, 173225), (169, 154775), (205, 127595), (325, 80483), (533, 49075), (755, 34645), (845, 30955), (1025, 25519), (1963, 13325), (2665, 9815), (3775, 6929), (4225, 6191)]