90802000

素因数分解:

$2^4\times 5^3\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:653

約数の個数: 80

約数和(自身を含む): 222610752

約数和(自身を除く): 131808752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 83, 100, 125, 166, 200, 250, 332, 400, 415, 500, 547, 664, 830, 1000, 1094, 1328, 1660, 2000, 2075, 2188, 2735, 3320, 4150, 4376, 5470, 6640, 8300, 8752, 10375, 10940, 13675, 16600, 20750, 21880, 27350, 33200, 41500, 43760, 45401, 54700, 68375, 83000, 90802, 109400, 136750, 166000, 181604, 218800, 227005, 273500, 363208, 454010, 547000, 726416, 908020, 1094000, 1135025, 1816040, 2270050, 3632080, 4540100, 5675125, 9080200, 11350250, 18160400, 22700500, 45401000, 90802000]

約数ペア:

[(1, 90802000), (2, 45401000), (4, 22700500), (5, 18160400), (8, 11350250), (10, 9080200), (16, 5675125), (20, 4540100), (25, 3632080), (40, 2270050), (50, 1816040), (80, 1135025), (83, 1094000), (100, 908020), (125, 726416), (166, 547000), (200, 454010), (250, 363208), (332, 273500), (400, 227005), (415, 218800), (500, 181604), (547, 166000), (664, 136750), (830, 109400), (1000, 90802), (1094, 83000), (1328, 68375), (1660, 54700), (2000, 45401), (2075, 43760), (2188, 41500), (2735, 33200), (3320, 27350), (4150, 21880), (4376, 20750), (5470, 16600), (6640, 13675), (8300, 10940), (8752, 10375)]