51590020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 112347648

約数和(自身を除く): 60757628

約数列:

[1, 2, 4, 5, 10, 20, 47, 71, 94, 142, 188, 235, 284, 355, 470, 710, 773, 940, 1420, 1546, 3092, 3337, 3865, 6674, 7730, 13348, 15460, 16685, 33370, 36331, 54883, 66740, 72662, 109766, 145324, 181655, 219532, 274415, 363310, 548830, 726620, 1097660, 2579501, 5159002, 10318004, 12897505, 25795010, 51590020]

約数ペア:

[(1, 51590020), (2, 25795010), (4, 12897505), (5, 10318004), (10, 5159002), (20, 2579501), (47, 1097660), (71, 726620), (94, 548830), (142, 363310), (188, 274415), (235, 219532), (284, 181655), (355, 145324), (470, 109766), (710, 72662), (773, 66740), (940, 54883), (1420, 36331), (1546, 33370), (3092, 16685), (3337, 15460), (3865, 13348), (6674, 7730)]