71821880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2341}}^1$

素因数の和:2424

約数の個数: 64

約数和(自身を含む): 177055200

約数和(自身を除く): 105233320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 472, 520, 590, 767, 1180, 1534, 2341, 2360, 3068, 3835, 4682, 6136, 7670, 9364, 11705, 15340, 18728, 23410, 30433, 30680, 46820, 60866, 93640, 121732, 138119, 152165, 243464, 276238, 304330, 552476, 608660, 690595, 1104952, 1217320, 1381190, 1795547, 2762380, 3591094, 5524760, 7182188, 8977735, 14364376, 17955470, 35910940, 71821880]

約数ペア:

[(1, 71821880), (2, 35910940), (4, 17955470), (5, 14364376), (8, 8977735), (10, 7182188), (13, 5524760), (20, 3591094), (26, 2762380), (40, 1795547), (52, 1381190), (59, 1217320), (65, 1104952), (104, 690595), (118, 608660), (130, 552476), (236, 304330), (260, 276238), (295, 243464), (472, 152165), (520, 138119), (590, 121732), (767, 93640), (1180, 60866), (1534, 46820), (2341, 30680), (2360, 30433), (3068, 23410), (3835, 18728), (4682, 15340), (6136, 11705), (7670, 9364)]