71367620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3301}}^1$

素因数の和:3380

約数の個数: 48

約数和(自身を含む): 159763968

約数和(自身を除く): 88396348

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 2162, 3301, 4324, 5405, 6602, 10810, 13204, 16505, 21620, 33010, 66020, 75923, 151846, 155147, 303692, 310294, 379615, 620588, 759230, 775735, 1518460, 1551470, 3102940, 3568381, 7136762, 14273524, 17841905, 35683810, 71367620]

約数ペア:

[(1, 71367620), (2, 35683810), (4, 17841905), (5, 14273524), (10, 7136762), (20, 3568381), (23, 3102940), (46, 1551470), (47, 1518460), (92, 775735), (94, 759230), (115, 620588), (188, 379615), (230, 310294), (235, 303692), (460, 155147), (470, 151846), (940, 75923), (1081, 66020), (2162, 33010), (3301, 21620), (4324, 16505), (5405, 13204), (6602, 10810)]