82999880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{56081}}^1$

素因数の和:56129

約数の個数: 32

約数和(自身を含む): 191800440

約数和(自身を除く): 108800560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 56081, 112162, 224324, 280405, 448648, 560810, 1121620, 2074997, 2243240, 4149994, 8299988, 10374985, 16599976, 20749970, 41499940, 82999880]

約数ペア:

[(1, 82999880), (2, 41499940), (4, 20749970), (5, 16599976), (8, 10374985), (10, 8299988), (20, 4149994), (37, 2243240), (40, 2074997), (74, 1121620), (148, 560810), (185, 448648), (296, 280405), (370, 224324), (740, 112162), (1480, 56081)]