80086240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:444

約数の個数: 96

約数和(自身を含む): 205964640

約数和(自身を除く): 125878400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 139, 160, 208, 260, 277, 278, 416, 520, 554, 556, 695, 1040, 1108, 1112, 1385, 1390, 1807, 2080, 2216, 2224, 2770, 2780, 3601, 3614, 4432, 4448, 5540, 5560, 7202, 7228, 8864, 9035, 11080, 11120, 14404, 14456, 18005, 18070, 22160, 22240, 28808, 28912, 36010, 36140, 38503, 44320, 57616, 57824, 72020, 72280, 77006, 115232, 144040, 144560, 154012, 192515, 288080, 289120, 308024, 385030, 500539, 576160, 616048, 770060, 1001078, 1232096, 1540120, 2002156, 2502695, 3080240, 4004312, 5005390, 6160480, 8008624, 10010780, 16017248, 20021560, 40043120, 80086240]

約数ペア:

[(1, 80086240), (2, 40043120), (4, 20021560), (5, 16017248), (8, 10010780), (10, 8008624), (13, 6160480), (16, 5005390), (20, 4004312), (26, 3080240), (32, 2502695), (40, 2002156), (52, 1540120), (65, 1232096), (80, 1001078), (104, 770060), (130, 616048), (139, 576160), (160, 500539), (208, 385030), (260, 308024), (277, 289120), (278, 288080), (416, 192515), (520, 154012), (554, 144560), (556, 144040), (695, 115232), (1040, 77006), (1108, 72280), (1112, 72020), (1385, 57824), (1390, 57616), (1807, 44320), (2080, 38503), (2216, 36140), (2224, 36010), (2770, 28912), (2780, 28808), (3601, 22240), (3614, 22160), (4432, 18070), (4448, 18005), (5540, 14456), (5560, 14404), (7202, 11120), (7228, 11080), (8864, 9035)]