16321120

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1229}}^1$

素因数の和:1327

約数の個数: 48

約数和(自身を含む): 39054960

約数和(自身を除く): 22733840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1229, 1328, 1660, 2458, 2656, 3320, 4916, 6145, 6640, 9832, 12290, 13280, 19664, 24580, 39328, 49160, 98320, 102007, 196640, 204014, 408028, 510035, 816056, 1020070, 1632112, 2040140, 3264224, 4080280, 8160560, 16321120]

約数ペア:

[(1, 16321120), (2, 8160560), (4, 4080280), (5, 3264224), (8, 2040140), (10, 1632112), (16, 1020070), (20, 816056), (32, 510035), (40, 408028), (80, 204014), (83, 196640), (160, 102007), (166, 98320), (332, 49160), (415, 39328), (664, 24580), (830, 19664), (1229, 13280), (1328, 12290), (1660, 9832), (2458, 6640), (2656, 6145), (3320, 4916)]