80334520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2411}}^1$

素因数の和:2453

約数の個数: 96

約数和(自身を含む): 222724080

約数和(自身を除く): 142389560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 340, 392, 476, 490, 595, 680, 833, 952, 980, 1190, 1666, 1960, 2380, 2411, 3332, 4165, 4760, 4822, 6664, 8330, 9644, 12055, 16660, 16877, 19288, 24110, 33320, 33754, 40987, 48220, 67508, 81974, 84385, 96440, 118139, 135016, 163948, 168770, 204935, 236278, 286909, 327896, 337540, 409870, 472556, 573818, 590695, 675080, 819740, 945112, 1147636, 1181390, 1434545, 1639480, 2008363, 2295272, 2362780, 2869090, 4016726, 4725560, 5738180, 8033452, 10041815, 11476360, 16066904, 20083630, 40167260, 80334520]

約数ペア:

[(1, 80334520), (2, 40167260), (4, 20083630), (5, 16066904), (7, 11476360), (8, 10041815), (10, 8033452), (14, 5738180), (17, 4725560), (20, 4016726), (28, 2869090), (34, 2362780), (35, 2295272), (40, 2008363), (49, 1639480), (56, 1434545), (68, 1181390), (70, 1147636), (85, 945112), (98, 819740), (119, 675080), (136, 590695), (140, 573818), (170, 472556), (196, 409870), (238, 337540), (245, 327896), (280, 286909), (340, 236278), (392, 204935), (476, 168770), (490, 163948), (595, 135016), (680, 118139), (833, 96440), (952, 84385), (980, 81974), (1190, 67508), (1666, 48220), (1960, 40987), (2380, 33754), (2411, 33320), (3332, 24110), (4165, 19288), (4760, 16877), (4822, 16660), (6664, 12055), (8330, 9644)]