201664780

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{3517}}^1$

素因数の和:3634

約数の個数: 48

約数和(自身を含む): 439721856

約数和(自身を除く): 238057076

約数列:

[1, 2, 4, 5, 10, 20, 47, 61, 94, 122, 188, 235, 244, 305, 470, 610, 940, 1220, 2867, 3517, 5734, 7034, 11468, 14068, 14335, 17585, 28670, 35170, 57340, 70340, 165299, 214537, 330598, 429074, 661196, 826495, 858148, 1072685, 1652990, 2145370, 3305980, 4290740, 10083239, 20166478, 40332956, 50416195, 100832390, 201664780]

約数ペア:

[(1, 201664780), (2, 100832390), (4, 50416195), (5, 40332956), (10, 20166478), (20, 10083239), (47, 4290740), (61, 3305980), (94, 2145370), (122, 1652990), (188, 1072685), (235, 858148), (244, 826495), (305, 661196), (470, 429074), (610, 330598), (940, 214537), (1220, 165299), (2867, 70340), (3517, 57340), (5734, 35170), (7034, 28670), (11468, 17585), (14068, 14335)]