201919250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{62129}}^1$

素因数の和:62159

約数の個数: 32

約数和(自身を含む): 407075760

約数和(自身を除く): 205156510

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 62129, 124258, 310645, 621290, 807677, 1553225, 1615354, 3106450, 4038385, 7766125, 8076770, 15532250, 20191925, 40383850, 100959625, 201919250]

約数ペア:

[(1, 201919250), (2, 100959625), (5, 40383850), (10, 20191925), (13, 15532250), (25, 8076770), (26, 7766125), (50, 4038385), (65, 3106450), (125, 1615354), (130, 1553225), (250, 807677), (325, 621290), (650, 310645), (1625, 124258), (3250, 62129)]