65149840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{367}}^1$

素因数の和:704

約数の個数: 80

約数和(自身を含む): 174131712

約数和(自身を除く): 108981872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 317, 367, 560, 634, 734, 1268, 1468, 1585, 1835, 2219, 2536, 2569, 2936, 3170, 3670, 4438, 5072, 5138, 5872, 6340, 7340, 8876, 10276, 11095, 12680, 12845, 14680, 17752, 20552, 22190, 25360, 25690, 29360, 35504, 41104, 44380, 51380, 88760, 102760, 116339, 177520, 205520, 232678, 465356, 581695, 814373, 930712, 1163390, 1628746, 1861424, 2326780, 3257492, 4071865, 4653560, 6514984, 8143730, 9307120, 13029968, 16287460, 32574920, 65149840]

約数ペア:

[(1, 65149840), (2, 32574920), (4, 16287460), (5, 13029968), (7, 9307120), (8, 8143730), (10, 6514984), (14, 4653560), (16, 4071865), (20, 3257492), (28, 2326780), (35, 1861424), (40, 1628746), (56, 1163390), (70, 930712), (80, 814373), (112, 581695), (140, 465356), (280, 232678), (317, 205520), (367, 177520), (560, 116339), (634, 102760), (734, 88760), (1268, 51380), (1468, 44380), (1585, 41104), (1835, 35504), (2219, 29360), (2536, 25690), (2569, 25360), (2936, 22190), (3170, 20552), (3670, 17752), (4438, 14680), (5072, 12845), (5138, 12680), (5872, 11095), (6340, 10276), (7340, 8876)]