68675440

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6553}}^1$

素因数の和:6697

約数の個数: 40

約数和(自身を含む): 160913808

約数和(自身を除く): 92238368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 6553, 10480, 13106, 26212, 32765, 52424, 65530, 104848, 131060, 262120, 524240, 858443, 1716886, 3433772, 4292215, 6867544, 8584430, 13735088, 17168860, 34337720, 68675440]

約数ペア:

[(1, 68675440), (2, 34337720), (4, 17168860), (5, 13735088), (8, 8584430), (10, 6867544), (16, 4292215), (20, 3433772), (40, 1716886), (80, 858443), (131, 524240), (262, 262120), (524, 131060), (655, 104848), (1048, 65530), (1310, 52424), (2096, 32765), (2620, 26212), (5240, 13106), (6553, 10480)]