68080240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{443}}^1$

素因数の和:586

約数の個数: 80

約数和(自身を含む): 169462368

約数和(自身を除く): 101382128

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 113, 136, 170, 226, 272, 340, 443, 452, 565, 680, 886, 904, 1130, 1360, 1772, 1808, 1921, 2215, 2260, 3544, 3842, 4430, 4520, 7088, 7531, 7684, 8860, 9040, 9605, 15062, 15368, 17720, 19210, 30124, 30736, 35440, 37655, 38420, 50059, 60248, 75310, 76840, 100118, 120496, 150620, 153680, 200236, 250295, 301240, 400472, 500590, 602480, 800944, 851003, 1001180, 1702006, 2002360, 3404012, 4004720, 4255015, 6808024, 8510030, 13616048, 17020060, 34040120, 68080240]

約数ペア:

[(1, 68080240), (2, 34040120), (4, 17020060), (5, 13616048), (8, 8510030), (10, 6808024), (16, 4255015), (17, 4004720), (20, 3404012), (34, 2002360), (40, 1702006), (68, 1001180), (80, 851003), (85, 800944), (113, 602480), (136, 500590), (170, 400472), (226, 301240), (272, 250295), (340, 200236), (443, 153680), (452, 150620), (565, 120496), (680, 100118), (886, 76840), (904, 75310), (1130, 60248), (1360, 50059), (1772, 38420), (1808, 37655), (1921, 35440), (2215, 30736), (2260, 30124), (3544, 19210), (3842, 17720), (4430, 15368), (4520, 15062), (7088, 9605), (7531, 9040), (7684, 8860)]