26011540

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 56206080

約数和(自身を除く): 30194540

約数列:

[1, 2, 4, 5, 10, 20, 79, 101, 158, 163, 202, 316, 326, 395, 404, 505, 652, 790, 815, 1010, 1580, 1630, 2020, 3260, 7979, 12877, 15958, 16463, 25754, 31916, 32926, 39895, 51508, 64385, 65852, 79790, 82315, 128770, 159580, 164630, 257540, 329260, 1300577, 2601154, 5202308, 6502885, 13005770, 26011540]

約数ペア:

[(1, 26011540), (2, 13005770), (4, 6502885), (5, 5202308), (10, 2601154), (20, 1300577), (79, 329260), (101, 257540), (158, 164630), (163, 159580), (202, 128770), (316, 82315), (326, 79790), (395, 65852), (404, 64385), (505, 51508), (652, 39895), (790, 32926), (815, 31916), (1010, 25754), (1580, 16463), (1630, 15958), (2020, 12877), (3260, 7979)]