90753760

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{19559}}^1$

素因数の和:19603

約数の個数: 48

約数和(自身を含む): 221810400

約数和(自身を除く): 131056640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 19559, 39118, 78236, 97795, 156472, 195590, 312944, 391180, 567211, 625888, 782360, 1134422, 1564720, 2268844, 2836055, 3129440, 4537688, 5672110, 9075376, 11344220, 18150752, 22688440, 45376880, 90753760]

約数ペア:

[(1, 90753760), (2, 45376880), (4, 22688440), (5, 18150752), (8, 11344220), (10, 9075376), (16, 5672110), (20, 4537688), (29, 3129440), (32, 2836055), (40, 2268844), (58, 1564720), (80, 1134422), (116, 782360), (145, 625888), (160, 567211), (232, 391180), (290, 312944), (464, 195590), (580, 156472), (928, 97795), (1160, 78236), (2320, 39118), (4640, 19559)]