40457950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{929}}^1$

素因数の和:1021

約数の個数: 48

約数和(自身を含む): 82338480

約数和(自身を除く): 41880530

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 130, 134, 325, 335, 650, 670, 871, 929, 1675, 1742, 1858, 3350, 4355, 4645, 8710, 9290, 12077, 21775, 23225, 24154, 43550, 46450, 60385, 62243, 120770, 124486, 301925, 311215, 603850, 622430, 809159, 1556075, 1618318, 3112150, 4045795, 8091590, 20228975, 40457950]

約数ペア:

[(1, 40457950), (2, 20228975), (5, 8091590), (10, 4045795), (13, 3112150), (25, 1618318), (26, 1556075), (50, 809159), (65, 622430), (67, 603850), (130, 311215), (134, 301925), (325, 124486), (335, 120770), (650, 62243), (670, 60385), (871, 46450), (929, 43550), (1675, 24154), (1742, 23225), (1858, 21775), (3350, 12077), (4355, 9290), (4645, 8710)]