131900320

素因数分解:

$2^5\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3907}}^1$

素因数の和:4133

約数の個数: 48

約数和(自身を含む): 313171488

約数和(自身を除く): 181271168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 211, 422, 844, 1055, 1688, 2110, 3376, 3907, 4220, 6752, 7814, 8440, 15628, 16880, 19535, 31256, 33760, 39070, 62512, 78140, 125024, 156280, 312560, 625120, 824377, 1648754, 3297508, 4121885, 6595016, 8243770, 13190032, 16487540, 26380064, 32975080, 65950160, 131900320]

約数ペア:

[(1, 131900320), (2, 65950160), (4, 32975080), (5, 26380064), (8, 16487540), (10, 13190032), (16, 8243770), (20, 6595016), (32, 4121885), (40, 3297508), (80, 1648754), (160, 824377), (211, 625120), (422, 312560), (844, 156280), (1055, 125024), (1688, 78140), (2110, 62512), (3376, 39070), (3907, 33760), (4220, 31256), (6752, 19535), (7814, 16880), (8440, 15628)]