66427040

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21851}}^1$

素因数の和:21885

約数の個数: 48

約数和(自身を含む): 165201120

約数和(自身を除く): 98774080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 21851, 43702, 87404, 109255, 174808, 218510, 349616, 415169, 437020, 699232, 830338, 874040, 1660676, 1748080, 2075845, 3321352, 3496160, 4151690, 6642704, 8303380, 13285408, 16606760, 33213520, 66427040]

約数ペア:

[(1, 66427040), (2, 33213520), (4, 16606760), (5, 13285408), (8, 8303380), (10, 6642704), (16, 4151690), (19, 3496160), (20, 3321352), (32, 2075845), (38, 1748080), (40, 1660676), (76, 874040), (80, 830338), (95, 699232), (152, 437020), (160, 415169), (190, 349616), (304, 218510), (380, 174808), (608, 109255), (760, 87404), (1520, 43702), (3040, 21851)]