505491010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{883}}^1$

素因数の和:1063

約数の個数: 64

約数和(自身を含む): 1008184320

約数和(自身を除く): 502693310

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 131, 190, 230, 262, 437, 655, 874, 883, 1310, 1766, 2185, 2489, 3013, 4370, 4415, 4978, 6026, 8830, 12445, 15065, 16777, 20309, 24890, 30130, 33554, 40618, 57247, 83885, 101545, 114494, 115673, 167770, 203090, 231346, 286235, 385871, 572470, 578365, 771742, 1156730, 1929355, 2197787, 2660479, 3858710, 4395574, 5320958, 10988935, 13302395, 21977870, 26604790, 50549101, 101098202, 252745505, 505491010]

約数ペア:

[(1, 505491010), (2, 252745505), (5, 101098202), (10, 50549101), (19, 26604790), (23, 21977870), (38, 13302395), (46, 10988935), (95, 5320958), (115, 4395574), (131, 3858710), (190, 2660479), (230, 2197787), (262, 1929355), (437, 1156730), (655, 771742), (874, 578365), (883, 572470), (1310, 385871), (1766, 286235), (2185, 231346), (2489, 203090), (3013, 167770), (4370, 115673), (4415, 114494), (4978, 101545), (6026, 83885), (8830, 57247), (12445, 40618), (15065, 33554), (16777, 30130), (20309, 24890)]