82001574.000000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 459930240

約数和(自身を除く): 287141260

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 67, 70, 91, 109, 130, 134, 140, 169, 182, 218, 260, 268, 335, 338, 364, 436, 455, 469, 545, 670, 676, 763, 845, 871, 910, 938, 1090, 1183, 1340, 1417, 1526, 1690, 1742, 1820, 1876, 2180, 2345, 2366, 2834, 3052, 3380, 3484, 3815, 4355, 4690, 4732, 5668, 5915, 6097, 7085, 7303, 7630, 8710, 9380, 9919, 11323, 11830, 12194, 14170, 14606, 15260, 17420, 18421, 19838, 22646, 23660, 24388, 28340, 29212, 30485, 36515, 36842, 39676, 45292, 49595, 51121, 56615, 60970, 73030, 73684, 79261, 92105, 94939, 99190, 102242, 113230, 121940, 128947, 146060, 158522, 184210, 189878, 198380, 204484, 226460, 255605, 257894, 317044, 368420, 379756, 396305, 474695, 511210, 515788, 644735, 664573, 792610, 949390, 1022420, 1234207, 1289470, 1329146, 1585220, 1898780, 2468414, 2578940, 2658292, 3322865, 4936828, 6171035, 6645730, 8639449, 12342070, 13291460, 17278898, 24684140, 34557796, 43197245, 86394490, 172788980]

約数ペア:

[(1, 172788980), (2, 86394490), (4, 43197245), (5, 34557796), (7, 24684140), (10, 17278898), (13, 13291460), (14, 12342070), (20, 8639449), (26, 6645730), (28, 6171035), (35, 4936828), (52, 3322865), (65, 2658292), (67, 2578940), (70, 2468414), (91, 1898780), (109, 1585220), (130, 1329146), (134, 1289470), (140, 1234207), (169, 1022420), (182, 949390), (218, 792610), (260, 664573), (268, 644735), (335, 515788), (338, 511210), (364, 474695), (436, 396305), (455, 379756), (469, 368420), (545, 317044), (670, 257894), (676, 255605), (763, 226460), (845, 204484), (871, 198380), (910, 189878), (938, 184210), (1090, 158522), (1183, 146060), (1340, 128947), (1417, 121940), (1526, 113230), (1690, 102242), (1742, 99190), (1820, 94939), (1876, 92105), (2180, 79261), (2345, 73684), (2366, 73030), (2834, 60970), (3052, 56615), (3380, 51121), (3484, 49595), (3815, 45292), (4355, 39676), (4690, 36842), (4732, 36515), (5668, 30485), (5915, 29212), (6097, 28340), (7085, 24388), (7303, 23660), (7630, 22646), (8710, 19838), (9380, 18421), (9919, 17420), (11323, 15260), (11830, 14606), (12194, 14170)]