131568320

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31627}}^1$

素因数の和:31657

約数の個数: 56

約数和(自身を含む): 337407504

約数和(自身を除く): 205839184

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 31627, 63254, 126508, 158135, 253016, 316270, 411151, 506032, 632540, 822302, 1012064, 1265080, 1644604, 2024128, 2055755, 2530160, 3289208, 4111510, 5060320, 6578416, 8223020, 10120640, 13156832, 16446040, 26313664, 32892080, 65784160, 131568320]

約数ペア:

[(1, 131568320), (2, 65784160), (4, 32892080), (5, 26313664), (8, 16446040), (10, 13156832), (13, 10120640), (16, 8223020), (20, 6578416), (26, 5060320), (32, 4111510), (40, 3289208), (52, 2530160), (64, 2055755), (65, 2024128), (80, 1644604), (104, 1265080), (130, 1012064), (160, 822302), (208, 632540), (260, 506032), (320, 411151), (416, 316270), (520, 253016), (832, 158135), (1040, 126508), (2080, 63254), (4160, 31627)]