82499140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2029}}^1$

素因数の和:2164

約数の個数: 48

約数和(自身を含む): 184161600

約数和(自身を除く): 101662460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 1070, 2029, 2033, 2140, 4058, 4066, 8116, 8132, 10145, 10165, 20290, 20330, 38551, 40580, 40660, 77102, 154204, 192755, 217103, 385510, 434206, 771020, 868412, 1085515, 2171030, 4124957, 4342060, 8249914, 16499828, 20624785, 41249570, 82499140]

約数ペア:

[(1, 82499140), (2, 41249570), (4, 20624785), (5, 16499828), (10, 8249914), (19, 4342060), (20, 4124957), (38, 2171030), (76, 1085515), (95, 868412), (107, 771020), (190, 434206), (214, 385510), (380, 217103), (428, 192755), (535, 154204), (1070, 77102), (2029, 40660), (2033, 40580), (2140, 38551), (4058, 20330), (4066, 20290), (8116, 10165), (8132, 10145)]