99389900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:663

約数の個数: 72

約数和(自身を含む): 228318720

約数和(自身を除く): 128928820

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 79, 92, 100, 115, 158, 230, 316, 395, 460, 547, 575, 790, 1094, 1150, 1580, 1817, 1975, 2188, 2300, 2735, 3634, 3950, 5470, 7268, 7900, 9085, 10940, 12581, 13675, 18170, 25162, 27350, 36340, 43213, 45425, 50324, 54700, 62905, 86426, 90850, 125810, 172852, 181700, 216065, 251620, 314525, 432130, 629050, 864260, 993899, 1080325, 1258100, 1987798, 2160650, 3975596, 4321300, 4969495, 9938990, 19877980, 24847475, 49694950, 99389900]

約数ペア:

[(1, 99389900), (2, 49694950), (4, 24847475), (5, 19877980), (10, 9938990), (20, 4969495), (23, 4321300), (25, 3975596), (46, 2160650), (50, 1987798), (79, 1258100), (92, 1080325), (100, 993899), (115, 864260), (158, 629050), (230, 432130), (316, 314525), (395, 251620), (460, 216065), (547, 181700), (575, 172852), (790, 125810), (1094, 90850), (1150, 86426), (1580, 62905), (1817, 54700), (1975, 50324), (2188, 45425), (2300, 43213), (2735, 36340), (3634, 27350), (3950, 25162), (5470, 18170), (7268, 13675), (7900, 12581), (9085, 10940)]