64321340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2087}}^1$

素因数の和:2186

約数の個数: 48

約数和(自身を含む): 143119872

約数和(自身を除く): 78798532

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 67, 92, 115, 134, 230, 268, 335, 460, 670, 1340, 1541, 2087, 3082, 4174, 6164, 7705, 8348, 10435, 15410, 20870, 30820, 41740, 48001, 96002, 139829, 192004, 240005, 279658, 480010, 559316, 699145, 960020, 1398290, 2796580, 3216067, 6432134, 12864268, 16080335, 32160670, 64321340]

約数ペア:

[(1, 64321340), (2, 32160670), (4, 16080335), (5, 12864268), (10, 6432134), (20, 3216067), (23, 2796580), (46, 1398290), (67, 960020), (92, 699145), (115, 559316), (134, 480010), (230, 279658), (268, 240005), (335, 192004), (460, 139829), (670, 96002), (1340, 48001), (1541, 41740), (2087, 30820), (3082, 20870), (4174, 15410), (6164, 10435), (7705, 8348)]