64285890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{3343}}^1$

素因数の和:3994

約数の個数: 32

約数和(自身を含む): 154573056

約数和(自身を除く): 90287166

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 641, 1282, 1923, 3205, 3343, 3846, 6410, 6686, 9615, 10029, 16715, 19230, 20058, 33430, 50145, 100290, 2142863, 4285726, 6428589, 10714315, 12857178, 21428630, 32142945, 64285890]

約数ペア:

[(1, 64285890), (2, 32142945), (3, 21428630), (5, 12857178), (6, 10714315), (10, 6428589), (15, 4285726), (30, 2142863), (641, 100290), (1282, 50145), (1923, 33430), (3205, 20058), (3343, 19230), (3846, 16715), (6410, 10029), (6686, 9615)]