51461540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4603}}^1$

素因数の和:4668

約数の個数: 48

約数和(自身を含む): 119114688

約数和(自身を除く): 67653148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 4603, 5590, 9206, 11180, 18412, 23015, 46030, 59839, 92060, 119678, 197929, 239356, 299195, 395858, 598390, 791716, 989645, 1196780, 1979290, 2573077, 3958580, 5146154, 10292308, 12865385, 25730770, 51461540]

約数ペア:

[(1, 51461540), (2, 25730770), (4, 12865385), (5, 10292308), (10, 5146154), (13, 3958580), (20, 2573077), (26, 1979290), (43, 1196780), (52, 989645), (65, 791716), (86, 598390), (130, 395858), (172, 299195), (215, 239356), (260, 197929), (430, 119678), (559, 92060), (860, 59839), (1118, 46030), (2236, 23015), (2795, 18412), (4603, 11180), (5590, 9206)]