87330520

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{12197}}^1$

素因数の和:12387

約数の個数: 32

約数和(自身を含む): 197607600

約数和(自身を除く): 110277080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 12197, 24394, 48788, 60985, 97576, 121970, 243940, 487880, 2183263, 4366526, 8733052, 10916315, 17466104, 21832630, 43665260, 87330520]

約数ペア:

[(1, 87330520), (2, 43665260), (4, 21832630), (5, 17466104), (8, 10916315), (10, 8733052), (20, 4366526), (40, 2183263), (179, 487880), (358, 243940), (716, 121970), (895, 97576), (1432, 60985), (1790, 48788), (3580, 24394), (7160, 12197)]