64729705

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 85229568

約数和(自身を除く): 20499863

約数列:

[1, 5, 23, 31, 67, 115, 155, 271, 335, 713, 1355, 1541, 2077, 3565, 6233, 7705, 8401, 10385, 18157, 31165, 42005, 47771, 90785, 193223, 238855, 417611, 562867, 966115, 2088055, 2814335, 12945941, 64729705]

約数ペア:

[(1, 64729705), (5, 12945941), (23, 2814335), (31, 2088055), (67, 966115), (115, 562867), (155, 417611), (271, 238855), (335, 193223), (713, 90785), (1355, 47771), (1541, 42005), (2077, 31165), (3565, 18157), (6233, 10385), (7705, 8401)]