15915698860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1259}}^1\times {\mathrm{37181}}^1$

素因数の和:38466

約数の個数: 48

約数和(自身を含む): 35418085920

約数和(自身を除く): 19502387060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1259, 2518, 5036, 6295, 12590, 21403, 25180, 37181, 42806, 74362, 85612, 107015, 148724, 185905, 214030, 371810, 428060, 632077, 743620, 1264154, 2528308, 3160385, 6320770, 12641540, 46810879, 93621758, 187243516, 234054395, 468108790, 795784943, 936217580, 1591569886, 3183139772, 3978924715, 7957849430, 15915698860]

約数ペア:

[(1, 15915698860), (2, 7957849430), (4, 3978924715), (5, 3183139772), (10, 1591569886), (17, 936217580), (20, 795784943), (34, 468108790), (68, 234054395), (85, 187243516), (170, 93621758), (340, 46810879), (1259, 12641540), (2518, 6320770), (5036, 3160385), (6295, 2528308), (12590, 1264154), (21403, 743620), (25180, 632077), (37181, 428060), (42806, 371810), (74362, 214030), (85612, 185905), (107015, 148724)]