73202980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{433}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 157489920

約数和(自身を除く): 84286940

約数列:

[1, 2, 4, 5, 10, 20, 79, 107, 158, 214, 316, 395, 428, 433, 535, 790, 866, 1070, 1580, 1732, 2140, 2165, 4330, 8453, 8660, 16906, 33812, 34207, 42265, 46331, 68414, 84530, 92662, 136828, 169060, 171035, 185324, 231655, 342070, 463310, 684140, 926620, 3660149, 7320298, 14640596, 18300745, 36601490, 73202980]

約数ペア:

[(1, 73202980), (2, 36601490), (4, 18300745), (5, 14640596), (10, 7320298), (20, 3660149), (79, 926620), (107, 684140), (158, 463310), (214, 342070), (316, 231655), (395, 185324), (428, 171035), (433, 169060), (535, 136828), (790, 92662), (866, 84530), (1070, 68414), (1580, 46331), (1732, 42265), (2140, 34207), (2165, 33812), (4330, 16906), (8453, 8660)]