54558920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{439}}^1$

素因数の和:702

約数の個数: 64

約数和(自身を含む): 133056000

約数和(自身を除く): 78497080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 239, 260, 439, 478, 520, 878, 956, 1195, 1756, 1912, 2195, 2390, 3107, 3512, 4390, 4780, 5707, 6214, 8780, 9560, 11414, 12428, 15535, 17560, 22828, 24856, 28535, 31070, 45656, 57070, 62140, 104921, 114140, 124280, 209842, 228280, 419684, 524605, 839368, 1049210, 1363973, 2098420, 2727946, 4196840, 5455892, 6819865, 10911784, 13639730, 27279460, 54558920]

約数ペア:

[(1, 54558920), (2, 27279460), (4, 13639730), (5, 10911784), (8, 6819865), (10, 5455892), (13, 4196840), (20, 2727946), (26, 2098420), (40, 1363973), (52, 1049210), (65, 839368), (104, 524605), (130, 419684), (239, 228280), (260, 209842), (439, 124280), (478, 114140), (520, 104921), (878, 62140), (956, 57070), (1195, 45656), (1756, 31070), (1912, 28535), (2195, 24856), (2390, 22828), (3107, 17560), (3512, 15535), (4390, 12428), (4780, 11414), (5707, 9560), (6214, 8780)]