65704520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{234659}}^1$

素因数の和:234677

約数の個数: 32

約数和(自身を含む): 168955200

約数和(自身を除く): 103250680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 234659, 469318, 938636, 1173295, 1642613, 1877272, 2346590, 3285226, 4693180, 6570452, 8213065, 9386360, 13140904, 16426130, 32852260, 65704520]

約数ペア:

[(1, 65704520), (2, 32852260), (4, 16426130), (5, 13140904), (7, 9386360), (8, 8213065), (10, 6570452), (14, 4693180), (20, 3285226), (28, 2346590), (35, 1877272), (40, 1642613), (56, 1173295), (70, 938636), (140, 469318), (280, 234659)]