1264250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 2555280

約数和(自身を除く): 1291030

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 389, 650, 778, 1625, 1945, 3250, 3890, 5057, 9725, 10114, 19450, 25285, 48625, 50570, 97250, 126425, 252850, 632125, 1264250]

約数ペア:

[(1, 1264250), (2, 632125), (5, 252850), (10, 126425), (13, 97250), (25, 50570), (26, 48625), (50, 25285), (65, 19450), (125, 10114), (130, 9725), (250, 5057), (325, 3890), (389, 3250), (650, 1945), (778, 1625)]