77645240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2281}}^1$

素因数の和:2352

約数の個数: 64

約数和(自身を含む): 187306560

約数和(自身を除く): 109661320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 920, 1480, 1702, 2281, 3404, 4255, 4562, 6808, 8510, 9124, 11405, 17020, 18248, 22810, 34040, 45620, 52463, 84397, 91240, 104926, 168794, 209852, 262315, 337588, 419704, 421985, 524630, 675176, 843970, 1049260, 1687940, 1941131, 2098520, 3375880, 3882262, 7764524, 9705655, 15529048, 19411310, 38822620, 77645240]

約数ペア:

[(1, 77645240), (2, 38822620), (4, 19411310), (5, 15529048), (8, 9705655), (10, 7764524), (20, 3882262), (23, 3375880), (37, 2098520), (40, 1941131), (46, 1687940), (74, 1049260), (92, 843970), (115, 675176), (148, 524630), (184, 421985), (185, 419704), (230, 337588), (296, 262315), (370, 209852), (460, 168794), (740, 104926), (851, 91240), (920, 84397), (1480, 52463), (1702, 45620), (2281, 34040), (3404, 22810), (4255, 18248), (4562, 17020), (6808, 11405), (8510, 9124)]