51073720

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{17491}}^1$

素因数の和:17575

約数の個数: 32

約数和(自身を含む): 116496720

約数和(自身を除く): 65423000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 17491, 34982, 69964, 87455, 139928, 174910, 349820, 699640, 1276843, 2553686, 5107372, 6384215, 10214744, 12768430, 25536860, 51073720]

約数ペア:

[(1, 51073720), (2, 25536860), (4, 12768430), (5, 10214744), (8, 6384215), (10, 5107372), (20, 2553686), (40, 1276843), (73, 699640), (146, 349820), (292, 174910), (365, 139928), (584, 87455), (730, 69964), (1460, 34982), (2920, 17491)]