64763590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7927}}^1$

素因数の和:7996

約数の個数: 32

約数和(自身を含む): 125579520

約数和(自身を除く): 60815930

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 7927, 8170, 15854, 39635, 79270, 150613, 301226, 340861, 681722, 753065, 1506130, 1704305, 3408610, 6476359, 12952718, 32381795, 64763590]

約数ペア:

[(1, 64763590), (2, 32381795), (5, 12952718), (10, 6476359), (19, 3408610), (38, 1704305), (43, 1506130), (86, 753065), (95, 681722), (190, 340861), (215, 301226), (430, 150613), (817, 79270), (1634, 39635), (4085, 15854), (7927, 8170)]