200286040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{161521}}^1$

素因数の和:161563

約数の個数: 32

約数和(自身を含む): 465183360

約数和(自身を除く): 264897320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 161521, 323042, 646084, 807605, 1292168, 1615210, 3230420, 5007151, 6460840, 10014302, 20028604, 25035755, 40057208, 50071510, 100143020, 200286040]

約数ペア:

[(1, 200286040), (2, 100143020), (4, 50071510), (5, 40057208), (8, 25035755), (10, 20028604), (20, 10014302), (31, 6460840), (40, 5007151), (62, 3230420), (124, 1615210), (155, 1292168), (248, 807605), (310, 646084), (620, 323042), (1240, 161521)]