20925024250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1433}}^1\times {\mathrm{4493}}^1$

素因数の和:5956

約数の個数: 64

約数和(自身を含む): 42223682592

約数和(自身を除く): 21298658342

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1433, 1625, 2866, 3250, 4493, 7165, 8986, 14330, 18629, 22465, 35825, 37258, 44930, 58409, 71650, 93145, 112325, 116818, 179125, 186290, 224650, 292045, 358250, 465725, 561625, 584090, 931450, 1123250, 1460225, 2328625, 2920450, 4657250, 6438469, 7301125, 12876938, 14602250, 32192345, 64384690, 83700097, 160961725, 167400194, 321923450, 418500485, 804808625, 837000970, 1609617250, 2092502425, 4185004850, 10462512125, 20925024250]

約数ペア:

[(1, 20925024250), (2, 10462512125), (5, 4185004850), (10, 2092502425), (13, 1609617250), (25, 837000970), (26, 804808625), (50, 418500485), (65, 321923450), (125, 167400194), (130, 160961725), (250, 83700097), (325, 64384690), (650, 32192345), (1433, 14602250), (1625, 12876938), (2866, 7301125), (3250, 6438469), (4493, 4657250), (7165, 2920450), (8986, 2328625), (14330, 1460225), (18629, 1123250), (22465, 931450), (35825, 584090), (37258, 561625), (44930, 465725), (58409, 358250), (71650, 292045), (93145, 224650), (112325, 186290), (116818, 179125)]