64618430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1423}}^1$

素因数の和:1688

約数の個数: 32

約数和(自身を含む): 123033600

約数和(自身を除く): 58415170

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 239, 478, 1195, 1423, 2390, 2846, 4541, 7115, 9082, 14230, 22705, 27037, 45410, 54074, 135185, 270370, 340097, 680194, 1700485, 3400970, 6461843, 12923686, 32309215, 64618430]

約数ペア:

[(1, 64618430), (2, 32309215), (5, 12923686), (10, 6461843), (19, 3400970), (38, 1700485), (95, 680194), (190, 340097), (239, 270370), (478, 135185), (1195, 54074), (1423, 45410), (2390, 27037), (2846, 22705), (4541, 14230), (7115, 9082)]