71861930

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 80

約数和(自身を含む): 156699144

約数和(自身を除く): 84837214

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 73, 82, 98, 146, 205, 245, 287, 343, 365, 410, 490, 511, 574, 686, 730, 1022, 1435, 1715, 2009, 2401, 2555, 2870, 2993, 3430, 3577, 4018, 4802, 5110, 5986, 7154, 10045, 12005, 14063, 14965, 17885, 20090, 20951, 24010, 25039, 28126, 29930, 35770, 41902, 50078, 70315, 98441, 104755, 125195, 140630, 146657, 175273, 196882, 209510, 250390, 293314, 350546, 492205, 733285, 876365, 984410, 1026599, 1466570, 1752730, 2053198, 5132995, 7186193, 10265990, 14372386, 35930965, 71861930]

約数ペア:

[(1, 71861930), (2, 35930965), (5, 14372386), (7, 10265990), (10, 7186193), (14, 5132995), (35, 2053198), (41, 1752730), (49, 1466570), (70, 1026599), (73, 984410), (82, 876365), (98, 733285), (146, 492205), (205, 350546), (245, 293314), (287, 250390), (343, 209510), (365, 196882), (410, 175273), (490, 146657), (511, 140630), (574, 125195), (686, 104755), (730, 98441), (1022, 70315), (1435, 50078), (1715, 41902), (2009, 35770), (2401, 29930), (2555, 28126), (2870, 25039), (2993, 24010), (3430, 20951), (3577, 20090), (4018, 17885), (4802, 14965), (5110, 14063), (5986, 12005), (7154, 10045)]