31376950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:753

約数の個数: 48

約数和(自身を含む): 64482480

約数和(自身を除く): 33105530

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 275, 445, 550, 641, 890, 979, 1282, 1958, 2225, 3205, 4450, 4895, 6410, 7051, 9790, 14102, 16025, 24475, 32050, 35255, 48950, 57049, 70510, 114098, 176275, 285245, 352550, 570490, 627539, 1255078, 1426225, 2852450, 3137695, 6275390, 15688475, 31376950]

約数ペア:

[(1, 31376950), (2, 15688475), (5, 6275390), (10, 3137695), (11, 2852450), (22, 1426225), (25, 1255078), (50, 627539), (55, 570490), (89, 352550), (110, 285245), (178, 176275), (275, 114098), (445, 70510), (550, 57049), (641, 48950), (890, 35255), (979, 32050), (1282, 24475), (1958, 16025), (2225, 14102), (3205, 9790), (4450, 7051), (4895, 6410)]