78134290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 157489920

約数和(自身を除く): 79355630

約数列:

[1, 2, 5, 10, 13, 26, 59, 61, 65, 118, 122, 130, 167, 295, 305, 334, 590, 610, 767, 793, 835, 1534, 1586, 1670, 2171, 3599, 3835, 3965, 4342, 7198, 7670, 7930, 9853, 10187, 10855, 17995, 19706, 20374, 21710, 35990, 46787, 49265, 50935, 93574, 98530, 101870, 128089, 132431, 233935, 256178, 264862, 467870, 601033, 640445, 662155, 1202066, 1280890, 1324310, 3005165, 6010330, 7813429, 15626858, 39067145, 78134290]

約数ペア:

[(1, 78134290), (2, 39067145), (5, 15626858), (10, 7813429), (13, 6010330), (26, 3005165), (59, 1324310), (61, 1280890), (65, 1202066), (118, 662155), (122, 640445), (130, 601033), (167, 467870), (295, 264862), (305, 256178), (334, 233935), (590, 132431), (610, 128089), (767, 101870), (793, 98530), (835, 93574), (1534, 50935), (1586, 49265), (1670, 46787), (2171, 35990), (3599, 21710), (3835, 20374), (3965, 19706), (4342, 17995), (7198, 10855), (7670, 10187), (7930, 9853)]