82850680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 216691200

約数和(自身を除く): 133840520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 43, 44, 55, 58, 86, 88, 110, 116, 145, 151, 172, 215, 220, 232, 290, 302, 319, 344, 430, 440, 473, 580, 604, 638, 755, 860, 946, 1160, 1208, 1247, 1276, 1510, 1595, 1661, 1720, 1892, 2365, 2494, 2552, 3020, 3190, 3322, 3784, 4379, 4730, 4988, 6040, 6235, 6380, 6493, 6644, 8305, 8758, 9460, 9976, 12470, 12760, 12986, 13288, 13717, 16610, 17516, 18920, 21895, 24940, 25972, 27434, 32465, 33220, 35032, 43790, 48169, 49880, 51944, 54868, 64930, 66440, 68585, 71423, 87580, 96338, 109736, 129860, 137170, 142846, 175160, 188297, 192676, 240845, 259720, 274340, 285692, 357115, 376594, 385352, 481690, 548680, 571384, 714230, 753188, 941485, 963380, 1428460, 1506376, 1882970, 1926760, 2071267, 2856920, 3765940, 4142534, 7531880, 8285068, 10356335, 16570136, 20712670, 41425340, 82850680]

約数ペア:

[(1, 82850680), (2, 41425340), (4, 20712670), (5, 16570136), (8, 10356335), (10, 8285068), (11, 7531880), (20, 4142534), (22, 3765940), (29, 2856920), (40, 2071267), (43, 1926760), (44, 1882970), (55, 1506376), (58, 1428460), (86, 963380), (88, 941485), (110, 753188), (116, 714230), (145, 571384), (151, 548680), (172, 481690), (215, 385352), (220, 376594), (232, 357115), (290, 285692), (302, 274340), (319, 259720), (344, 240845), (430, 192676), (440, 188297), (473, 175160), (580, 142846), (604, 137170), (638, 129860), (755, 109736), (860, 96338), (946, 87580), (1160, 71423), (1208, 68585), (1247, 66440), (1276, 64930), (1510, 54868), (1595, 51944), (1661, 49880), (1720, 48169), (1892, 43790), (2365, 35032), (2494, 33220), (2552, 32465), (3020, 27434), (3190, 25972), (3322, 24940), (3784, 21895), (4379, 18920), (4730, 17516), (4988, 16610), (6040, 13717), (6235, 13288), (6380, 12986), (6493, 12760), (6644, 12470), (8305, 9976), (8758, 9460)]