157649750020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1371583}}^1$

素因数の和:1372420

約数の個数: 48

約数和(自身を含む): 378820528128

約数和(自身を除く): 221170778108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 821, 1642, 3284, 4105, 5747, 8210, 11494, 16420, 22988, 28735, 57470, 114940, 1371583, 2743166, 5486332, 6857915, 9601081, 13715830, 19202162, 27431660, 38404324, 48005405, 96010810, 192021620, 1126069643, 2252139286, 4504278572, 5630348215, 7882487501, 11260696430, 15764975002, 22521392860, 31529950004, 39412437505, 78824875010, 157649750020]

約数ペア:

[(1, 157649750020), (2, 78824875010), (4, 39412437505), (5, 31529950004), (7, 22521392860), (10, 15764975002), (14, 11260696430), (20, 7882487501), (28, 5630348215), (35, 4504278572), (70, 2252139286), (140, 1126069643), (821, 192021620), (1642, 96010810), (3284, 48005405), (4105, 38404324), (5747, 27431660), (8210, 19202162), (11494, 13715830), (16420, 9601081), (22988, 6857915), (28735, 5486332), (57470, 2743166), (114940, 1371583)]