71640010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{7549}}^1$

素因数の和:7642

約数の個数: 32

約数和(自身を含む): 140792400

約数和(自身を除く): 69152390

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 7549, 9490, 15098, 37745, 75490, 98137, 196274, 490685, 551077, 981370, 1102154, 2755385, 5510770, 7164001, 14328002, 35820005, 71640010]

約数ペア:

[(1, 71640010), (2, 35820005), (5, 14328002), (10, 7164001), (13, 5510770), (26, 2755385), (65, 1102154), (73, 981370), (130, 551077), (146, 490685), (365, 196274), (730, 98137), (949, 75490), (1898, 37745), (4745, 15098), (7549, 9490)]