130943540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71947}}^1$

素因数の和:71976

約数の個数: 48

約数和(自身を含む): 338443392

約数和(自身を除く): 207499852

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 71947, 143894, 287788, 359735, 503629, 719470, 935311, 1007258, 1438940, 1870622, 2014516, 2518145, 3741244, 4676555, 5036290, 6547177, 9353110, 10072580, 13094354, 18706220, 26188708, 32735885, 65471770, 130943540]

約数ペア:

[(1, 130943540), (2, 65471770), (4, 32735885), (5, 26188708), (7, 18706220), (10, 13094354), (13, 10072580), (14, 9353110), (20, 6547177), (26, 5036290), (28, 4676555), (35, 3741244), (52, 2518145), (65, 2014516), (70, 1870622), (91, 1438940), (130, 1007258), (140, 935311), (182, 719470), (260, 503629), (364, 359735), (455, 287788), (910, 143894), (1820, 71947)]