159526720

素因数分解:

$2^6\times 5^1\times {\mathrm{498521}}^1$

素因数の和:498538

約数の個数: 28

約数和(自身を含む): 379873764

約数和(自身を除く): 220347044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 498521, 997042, 1994084, 2492605, 3988168, 4985210, 7976336, 9970420, 15952672, 19940840, 31905344, 39881680, 79763360, 159526720]

約数ペア:

[(1, 159526720), (2, 79763360), (4, 39881680), (5, 31905344), (8, 19940840), (10, 15952672), (16, 9970420), (20, 7976336), (32, 4985210), (40, 3988168), (64, 2492605), (80, 1994084), (160, 997042), (320, 498521)]