131086235

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 201553920

約数和(自身を除く): 70467685

約数列:

[1, 5, 7, 17, 29, 35, 71, 85, 107, 119, 145, 203, 355, 493, 497, 535, 595, 749, 1015, 1207, 1819, 2059, 2465, 2485, 3103, 3451, 3745, 6035, 7597, 8449, 9095, 10295, 12733, 14413, 15515, 17255, 21721, 35003, 37985, 42245, 52751, 53179, 63665, 72065, 108605, 129149, 175015, 220313, 245021, 263755, 265895, 369257, 645745, 904043, 1101565, 1225105, 1542191, 1846285, 3745321, 4520215, 7710955, 18726605, 26217247, 131086235]

約数ペア:

[(1, 131086235), (5, 26217247), (7, 18726605), (17, 7710955), (29, 4520215), (35, 3745321), (71, 1846285), (85, 1542191), (107, 1225105), (119, 1101565), (145, 904043), (203, 645745), (355, 369257), (493, 265895), (497, 263755), (535, 245021), (595, 220313), (749, 175015), (1015, 129149), (1207, 108605), (1819, 72065), (2059, 63665), (2465, 53179), (2485, 52751), (3103, 42245), (3451, 37985), (3745, 35003), (6035, 21721), (7597, 17255), (8449, 15515), (9095, 14413), (10295, 12733)]