71295280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7489}}^1$

素因数の和:7526

約数の個数: 80

約数和(自身を含む): 200612160

約数和(自身を除く): 129316880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 7489, 9520, 14978, 29956, 37445, 52423, 59912, 74890, 104846, 119824, 127313, 149780, 209692, 254626, 262115, 299560, 419384, 509252, 524230, 599120, 636565, 838768, 891191, 1018504, 1048460, 1273130, 1782382, 2037008, 2096920, 2546260, 3564764, 4193840, 4455955, 5092520, 7129528, 8911910, 10185040, 14259056, 17823820, 35647640, 71295280]

約数ペア:

[(1, 71295280), (2, 35647640), (4, 17823820), (5, 14259056), (7, 10185040), (8, 8911910), (10, 7129528), (14, 5092520), (16, 4455955), (17, 4193840), (20, 3564764), (28, 2546260), (34, 2096920), (35, 2037008), (40, 1782382), (56, 1273130), (68, 1048460), (70, 1018504), (80, 891191), (85, 838768), (112, 636565), (119, 599120), (136, 524230), (140, 509252), (170, 419384), (238, 299560), (272, 262115), (280, 254626), (340, 209692), (476, 149780), (560, 127313), (595, 119824), (680, 104846), (952, 74890), (1190, 59912), (1360, 52423), (1904, 37445), (2380, 29956), (4760, 14978), (7489, 9520)]