38540450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{4561}}^1$

素因数の和:4599

約数の個数: 36

約数和(自身を含む): 77640678

約数和(自身を除く): 39100228

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 4561, 8450, 9122, 22805, 45610, 59293, 114025, 118586, 228050, 296465, 592930, 770809, 1482325, 1541618, 2964650, 3854045, 7708090, 19270225, 38540450]

約数ペア:

[(1, 38540450), (2, 19270225), (5, 7708090), (10, 3854045), (13, 2964650), (25, 1541618), (26, 1482325), (50, 770809), (65, 592930), (130, 296465), (169, 228050), (325, 118586), (338, 114025), (650, 59293), (845, 45610), (1690, 22805), (4225, 9122), (4561, 8450)]