2491000850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{294793}}^1$

素因数の和:294831

約数の個数: 36

約数和(自身を含む): 5017099086

約数和(自身を除く): 2526098236

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 8450, 294793, 589586, 1473965, 2947930, 3832309, 7369825, 7664618, 14739650, 19161545, 38323090, 49820017, 95807725, 99640034, 191615450, 249100085, 498200170, 1245500425, 2491000850]

約数ペア:

[(1, 2491000850), (2, 1245500425), (5, 498200170), (10, 249100085), (13, 191615450), (25, 99640034), (26, 95807725), (50, 49820017), (65, 38323090), (130, 19161545), (169, 14739650), (325, 7664618), (338, 7369825), (650, 3832309), (845, 2947930), (1690, 1473965), (4225, 589586), (8450, 294793)]