99138280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{547}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 234368640

約数和(自身を除く): 135230360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 197, 230, 394, 460, 547, 788, 920, 985, 1094, 1576, 1970, 2188, 2735, 3940, 4376, 4531, 5470, 7880, 9062, 10940, 12581, 18124, 21880, 22655, 25162, 36248, 45310, 50324, 62905, 90620, 100648, 107759, 125810, 181240, 215518, 251620, 431036, 503240, 538795, 862072, 1077590, 2155180, 2478457, 4310360, 4956914, 9913828, 12392285, 19827656, 24784570, 49569140, 99138280]

約数ペア:

[(1, 99138280), (2, 49569140), (4, 24784570), (5, 19827656), (8, 12392285), (10, 9913828), (20, 4956914), (23, 4310360), (40, 2478457), (46, 2155180), (92, 1077590), (115, 862072), (184, 538795), (197, 503240), (230, 431036), (394, 251620), (460, 215518), (547, 181240), (788, 125810), (920, 107759), (985, 100648), (1094, 90620), (1576, 62905), (1970, 50324), (2188, 45310), (2735, 36248), (3940, 25162), (4376, 22655), (4531, 21880), (5470, 18124), (7880, 12581), (9062, 10940)]