78795320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67927}}^1$

素因数の和:67967

約数の個数: 32

約数和(自身を含む): 183405600

約数和(自身を除く): 104610280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 67927, 135854, 271708, 339635, 543416, 679270, 1358540, 1969883, 2717080, 3939766, 7879532, 9849415, 15759064, 19698830, 39397660, 78795320]

約数ペア:

[(1, 78795320), (2, 39397660), (4, 19698830), (5, 15759064), (8, 9849415), (10, 7879532), (20, 3939766), (29, 2717080), (40, 1969883), (58, 1358540), (116, 679270), (145, 543416), (232, 339635), (290, 271708), (580, 135854), (1160, 67927)]