65062480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{521}}^1$

素因数の和:764

約数の個数: 80

約数和(自身を含む): 173988864

約数和(自身を除く): 108926384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 223, 280, 446, 521, 560, 892, 1042, 1115, 1561, 1784, 2084, 2230, 2605, 3122, 3568, 3647, 4168, 4460, 5210, 6244, 7294, 7805, 8336, 8920, 10420, 12488, 14588, 15610, 17840, 18235, 20840, 24976, 29176, 31220, 36470, 41680, 58352, 62440, 72940, 116183, 124880, 145880, 232366, 291760, 464732, 580915, 813281, 929464, 1161830, 1626562, 1858928, 2323660, 3253124, 4066405, 4647320, 6506248, 8132810, 9294640, 13012496, 16265620, 32531240, 65062480]

約数ペア:

[(1, 65062480), (2, 32531240), (4, 16265620), (5, 13012496), (7, 9294640), (8, 8132810), (10, 6506248), (14, 4647320), (16, 4066405), (20, 3253124), (28, 2323660), (35, 1858928), (40, 1626562), (56, 1161830), (70, 929464), (80, 813281), (112, 580915), (140, 464732), (223, 291760), (280, 232366), (446, 145880), (521, 124880), (560, 116183), (892, 72940), (1042, 62440), (1115, 58352), (1561, 41680), (1784, 36470), (2084, 31220), (2230, 29176), (2605, 24976), (3122, 20840), (3568, 18235), (3647, 17840), (4168, 15610), (4460, 14588), (5210, 12488), (6244, 10420), (7294, 8920), (7805, 8336)]