65706670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2683}}^1$

素因数の和:2800

約数の個数: 32

約数和(自身を含む): 123678720

約数和(自身を除く): 57972050

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 2449, 2683, 4898, 5366, 12245, 13415, 24490, 26830, 83173, 166346, 211957, 415865, 423914, 831730, 1059785, 2119570, 6570667, 13141334, 32853335, 65706670]

約数ペア:

[(1, 65706670), (2, 32853335), (5, 13141334), (10, 6570667), (31, 2119570), (62, 1059785), (79, 831730), (155, 423914), (158, 415865), (310, 211957), (395, 166346), (790, 83173), (2449, 26830), (2683, 24490), (4898, 13415), (5366, 12245)]