64476770

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 118206000

約数和(自身を除く): 53729230

約数列:

[1, 2, 5, 10, 109, 149, 218, 298, 397, 545, 745, 794, 1090, 1490, 1985, 3970, 16241, 32482, 43273, 59153, 81205, 86546, 118306, 162410, 216365, 295765, 432730, 591530, 6447677, 12895354, 32238385, 64476770]

約数ペア:

[(1, 64476770), (2, 32238385), (5, 12895354), (10, 6447677), (109, 591530), (149, 432730), (218, 295765), (298, 216365), (397, 162410), (545, 118306), (745, 86546), (794, 81205), (1090, 59153), (1490, 43273), (1985, 32482), (3970, 16241)]