72404570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2659}}^1$

素因数の和:3062

約数の個数: 32

約数和(自身を含む): 149385600

約数和(自身を除く): 76981030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 389, 778, 1945, 2659, 2723, 3890, 5318, 5446, 13295, 13615, 18613, 26590, 27230, 37226, 93065, 186130, 1034351, 2068702, 5171755, 7240457, 10343510, 14480914, 36202285, 72404570]

約数ペア:

[(1, 72404570), (2, 36202285), (5, 14480914), (7, 10343510), (10, 7240457), (14, 5171755), (35, 2068702), (70, 1034351), (389, 186130), (778, 93065), (1945, 37226), (2659, 27230), (2723, 26590), (3890, 18613), (5318, 13615), (5446, 13295)]