209134370

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:651

約数の個数: 64

約数和(自身を含む): 412093440

約数和(自身を除く): 202959070

約数列:

[1, 2, 5, 10, 29, 31, 43, 58, 62, 86, 145, 155, 215, 290, 310, 430, 541, 899, 1082, 1247, 1333, 1798, 2494, 2666, 2705, 4495, 5410, 6235, 6665, 8990, 12470, 13330, 15689, 16771, 23263, 31378, 33542, 38657, 46526, 77314, 78445, 83855, 116315, 156890, 167710, 193285, 232630, 386570, 486359, 674627, 721153, 972718, 1349254, 1442306, 2431795, 3373135, 3605765, 4863590, 6746270, 7211530, 20913437, 41826874, 104567185, 209134370]

約数ペア:

[(1, 209134370), (2, 104567185), (5, 41826874), (10, 20913437), (29, 7211530), (31, 6746270), (43, 4863590), (58, 3605765), (62, 3373135), (86, 2431795), (145, 1442306), (155, 1349254), (215, 972718), (290, 721153), (310, 674627), (430, 486359), (541, 386570), (899, 232630), (1082, 193285), (1247, 167710), (1333, 156890), (1798, 116315), (2494, 83855), (2666, 78445), (2705, 77314), (4495, 46526), (5410, 38657), (6235, 33542), (6665, 31378), (8990, 23263), (12470, 16771), (13330, 15689)]