71691490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{719}}^1$

素因数の和:811

約数の個数: 48

約数和(自身を含む): 142300800

約数和(自身を除く): 70609310

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 169, 295, 338, 590, 719, 767, 845, 1438, 1534, 1690, 3595, 3835, 7190, 7670, 9347, 9971, 18694, 19942, 42421, 46735, 49855, 84842, 93470, 99710, 121511, 212105, 243022, 424210, 551473, 607555, 1102946, 1215110, 2757365, 5514730, 7169149, 14338298, 35845745, 71691490]

約数ペア:

[(1, 71691490), (2, 35845745), (5, 14338298), (10, 7169149), (13, 5514730), (26, 2757365), (59, 1215110), (65, 1102946), (118, 607555), (130, 551473), (169, 424210), (295, 243022), (338, 212105), (590, 121511), (719, 99710), (767, 93470), (845, 84842), (1438, 49855), (1534, 46735), (1690, 42421), (3595, 19942), (3835, 18694), (7190, 9971), (7670, 9347)]