82278980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 211341312

約数和(自身を除く): 129062332

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 181, 191, 238, 340, 362, 382, 476, 595, 724, 764, 905, 955, 1190, 1267, 1337, 1810, 1910, 2380, 2534, 2674, 3077, 3247, 3620, 3820, 5068, 5348, 6154, 6335, 6494, 6685, 12308, 12670, 12988, 13370, 15385, 16235, 21539, 22729, 25340, 26740, 30770, 32470, 34571, 43078, 45458, 61540, 64940, 69142, 86156, 90916, 107695, 113645, 138284, 172855, 215390, 227290, 241997, 345710, 430780, 454580, 483994, 587707, 691420, 967988, 1175414, 1209985, 2350828, 2419970, 2938535, 4113949, 4839940, 5877070, 8227898, 11754140, 16455796, 20569745, 41139490, 82278980]

約数ペア:

[(1, 82278980), (2, 41139490), (4, 20569745), (5, 16455796), (7, 11754140), (10, 8227898), (14, 5877070), (17, 4839940), (20, 4113949), (28, 2938535), (34, 2419970), (35, 2350828), (68, 1209985), (70, 1175414), (85, 967988), (119, 691420), (140, 587707), (170, 483994), (181, 454580), (191, 430780), (238, 345710), (340, 241997), (362, 227290), (382, 215390), (476, 172855), (595, 138284), (724, 113645), (764, 107695), (905, 90916), (955, 86156), (1190, 69142), (1267, 64940), (1337, 61540), (1810, 45458), (1910, 43078), (2380, 34571), (2534, 32470), (2674, 30770), (3077, 26740), (3247, 25340), (3620, 22729), (3820, 21539), (5068, 16235), (5348, 15385), (6154, 13370), (6335, 12988), (6494, 12670), (6685, 12308)]