131891870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 268240896

約数和(自身を除く): 136349026

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 94, 97, 110, 194, 235, 263, 470, 485, 517, 526, 970, 1034, 1067, 1315, 2134, 2585, 2630, 2893, 4559, 5170, 5335, 5786, 9118, 10670, 12361, 14465, 22795, 24722, 25511, 28930, 45590, 50149, 51022, 61805, 100298, 123610, 127555, 135971, 250745, 255110, 271942, 280621, 501490, 561242, 679855, 1199017, 1359710, 1403105, 2398034, 2806210, 5995085, 11990170, 13189187, 26378374, 65945935, 131891870]

約数ペア:

[(1, 131891870), (2, 65945935), (5, 26378374), (10, 13189187), (11, 11990170), (22, 5995085), (47, 2806210), (55, 2398034), (94, 1403105), (97, 1359710), (110, 1199017), (194, 679855), (235, 561242), (263, 501490), (470, 280621), (485, 271942), (517, 255110), (526, 250745), (970, 135971), (1034, 127555), (1067, 123610), (1315, 100298), (2134, 61805), (2585, 51022), (2630, 50149), (2893, 45590), (4559, 28930), (5170, 25511), (5335, 24722), (5786, 22795), (9118, 14465), (10670, 12361)]