61369040

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1913}}^1$

素因数の和:2327

約数の個数: 40

約数和(自身を含む): 143113608

約数和(自身を除く): 81744568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 1604, 1913, 2005, 3208, 3826, 4010, 6416, 7652, 8020, 9565, 15304, 16040, 19130, 30608, 32080, 38260, 76520, 153040, 767113, 1534226, 3068452, 3835565, 6136904, 7671130, 12273808, 15342260, 30684520, 61369040]

約数ペア:

[(1, 61369040), (2, 30684520), (4, 15342260), (5, 12273808), (8, 7671130), (10, 6136904), (16, 3835565), (20, 3068452), (40, 1534226), (80, 767113), (401, 153040), (802, 76520), (1604, 38260), (1913, 32080), (2005, 30608), (3208, 19130), (3826, 16040), (4010, 15304), (6416, 9565), (7652, 8020)]