40851400

素因数分解:

$2^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{1301}}^1$

素因数の和:1474

約数の個数: 48

約数和(自身を含む): 95657940

約数和(自身を除く): 54806540

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 157, 200, 314, 628, 785, 1256, 1301, 1570, 2602, 3140, 3925, 5204, 6280, 6505, 7850, 10408, 13010, 15700, 26020, 31400, 32525, 52040, 65050, 130100, 204257, 260200, 408514, 817028, 1021285, 1634056, 2042570, 4085140, 5106425, 8170280, 10212850, 20425700, 40851400]

約数ペア:

[(1, 40851400), (2, 20425700), (4, 10212850), (5, 8170280), (8, 5106425), (10, 4085140), (20, 2042570), (25, 1634056), (40, 1021285), (50, 817028), (100, 408514), (157, 260200), (200, 204257), (314, 130100), (628, 65050), (785, 52040), (1256, 32525), (1301, 31400), (1570, 26020), (2602, 15700), (3140, 13010), (3925, 10408), (5204, 7850), (6280, 6505)]