157538420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 362041344

約数和(自身を除く): 204502924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 169, 254, 260, 338, 367, 508, 635, 676, 734, 845, 1270, 1468, 1651, 1690, 1835, 2540, 3302, 3380, 3670, 4771, 6604, 7340, 8255, 9542, 16510, 19084, 21463, 23855, 33020, 42926, 46609, 47710, 62023, 85852, 93218, 95420, 107315, 124046, 186436, 214630, 233045, 248092, 310115, 429260, 466090, 605917, 620230, 932180, 1211834, 1240460, 2423668, 3029585, 6059170, 7876921, 12118340, 15753842, 31507684, 39384605, 78769210, 157538420]

約数ペア:

[(1, 157538420), (2, 78769210), (4, 39384605), (5, 31507684), (10, 15753842), (13, 12118340), (20, 7876921), (26, 6059170), (52, 3029585), (65, 2423668), (127, 1240460), (130, 1211834), (169, 932180), (254, 620230), (260, 605917), (338, 466090), (367, 429260), (508, 310115), (635, 248092), (676, 233045), (734, 214630), (845, 186436), (1270, 124046), (1468, 107315), (1651, 95420), (1690, 93218), (1835, 85852), (2540, 62023), (3302, 47710), (3380, 46609), (3670, 42926), (4771, 33020), (6604, 23855), (7340, 21463), (8255, 19084), (9542, 16510)]