30736810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 63866880

約数和(自身を除く): 33130070

約数列:

[1, 2, 5, 10, 13, 26, 29, 31, 58, 62, 65, 130, 145, 155, 263, 290, 310, 377, 403, 526, 754, 806, 899, 1315, 1798, 1885, 2015, 2630, 3419, 3770, 4030, 4495, 6838, 7627, 8153, 8990, 11687, 15254, 16306, 17095, 23374, 34190, 38135, 40765, 58435, 76270, 81530, 99151, 105989, 116870, 198302, 211978, 236437, 472874, 495755, 529945, 991510, 1059890, 1182185, 2364370, 3073681, 6147362, 15368405, 30736810]

約数ペア:

[(1, 30736810), (2, 15368405), (5, 6147362), (10, 3073681), (13, 2364370), (26, 1182185), (29, 1059890), (31, 991510), (58, 529945), (62, 495755), (65, 472874), (130, 236437), (145, 211978), (155, 198302), (263, 116870), (290, 105989), (310, 99151), (377, 81530), (403, 76270), (526, 58435), (754, 40765), (806, 38135), (899, 34190), (1315, 23374), (1798, 17095), (1885, 16306), (2015, 15254), (2630, 11687), (3419, 8990), (3770, 8153), (4030, 7627), (4495, 6838)]