25583980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1601}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 58133376

約数和(自身を除く): 32549396

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 1601, 3196, 3202, 3995, 6404, 7990, 8005, 15980, 16010, 27217, 32020, 54434, 75247, 108868, 136085, 150494, 272170, 300988, 376235, 544340, 752470, 1279199, 1504940, 2558398, 5116796, 6395995, 12791990, 25583980]

約数ペア:

[(1, 25583980), (2, 12791990), (4, 6395995), (5, 5116796), (10, 2558398), (17, 1504940), (20, 1279199), (34, 752470), (47, 544340), (68, 376235), (85, 300988), (94, 272170), (170, 150494), (188, 136085), (235, 108868), (340, 75247), (470, 54434), (799, 32020), (940, 27217), (1598, 16010), (1601, 15980), (3196, 8005), (3202, 7990), (3995, 6404)]