51231950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1901}}^1$

素因数の和:1938

約数の個数: 72

約数和(自身を含む): 120990024

約数和(自身を除く): 69758074

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 55, 70, 77, 98, 110, 154, 175, 245, 275, 350, 385, 490, 539, 550, 770, 1078, 1225, 1901, 1925, 2450, 2695, 3802, 3850, 5390, 9505, 13307, 13475, 19010, 20911, 26614, 26950, 41822, 47525, 66535, 93149, 95050, 104555, 133070, 146377, 186298, 209110, 292754, 332675, 465745, 522775, 665350, 731885, 931490, 1024639, 1045550, 1463770, 2049278, 2328725, 3659425, 4657450, 5123195, 7318850, 10246390, 25615975, 51231950]

約数ペア:

[(1, 51231950), (2, 25615975), (5, 10246390), (7, 7318850), (10, 5123195), (11, 4657450), (14, 3659425), (22, 2328725), (25, 2049278), (35, 1463770), (49, 1045550), (50, 1024639), (55, 931490), (70, 731885), (77, 665350), (98, 522775), (110, 465745), (154, 332675), (175, 292754), (245, 209110), (275, 186298), (350, 146377), (385, 133070), (490, 104555), (539, 95050), (550, 93149), (770, 66535), (1078, 47525), (1225, 41822), (1901, 26950), (1925, 26614), (2450, 20911), (2695, 19010), (3802, 13475), (3850, 13307), (5390, 9505)]