87311020

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{353}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 187336800

約数和(自身を除く): 100025780

約数列:

[1, 2, 4, 5, 10, 20, 83, 149, 166, 298, 332, 353, 415, 596, 706, 745, 830, 1412, 1490, 1660, 1765, 2980, 3530, 7060, 12367, 24734, 29299, 49468, 52597, 58598, 61835, 105194, 117196, 123670, 146495, 210388, 247340, 262985, 292990, 525970, 585980, 1051940, 4365551, 8731102, 17462204, 21827755, 43655510, 87311020]

約数ペア:

[(1, 87311020), (2, 43655510), (4, 21827755), (5, 17462204), (10, 8731102), (20, 4365551), (83, 1051940), (149, 585980), (166, 525970), (298, 292990), (332, 262985), (353, 247340), (415, 210388), (596, 146495), (706, 123670), (745, 117196), (830, 105194), (1412, 61835), (1490, 58598), (1660, 52597), (1765, 49468), (2980, 29299), (3530, 24734), (7060, 12367)]