64765988

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1321}}^1$

素因数の和:1452

約数の個数: 48

約数和(自身を含む): 138587904

約数和(自身を除く): 73821916

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 103, 119, 206, 238, 412, 476, 721, 1321, 1442, 1751, 2642, 2884, 3502, 5284, 7004, 9247, 12257, 18494, 22457, 24514, 36988, 44914, 49028, 89828, 136063, 157199, 272126, 314398, 544252, 628796, 952441, 1904882, 2313071, 3809764, 4626142, 9252284, 16191497, 32382994, 64765988]

約数ペア:

[(1, 64765988), (2, 32382994), (4, 16191497), (7, 9252284), (14, 4626142), (17, 3809764), (28, 2313071), (34, 1904882), (68, 952441), (103, 628796), (119, 544252), (206, 314398), (238, 272126), (412, 157199), (476, 136063), (721, 89828), (1321, 49028), (1442, 44914), (1751, 36988), (2642, 24514), (2884, 22457), (3502, 18494), (5284, 12257), (7004, 9247)]