81258200

素因数分解:

$2^3\times 5^2\times {\mathrm{541}}^1\times {\mathrm{751}}^1$

素因数の和:1308

約数の個数: 48

約数和(自身を含む): 189526560

約数和(自身を除く): 108268360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 541, 751, 1082, 1502, 2164, 2705, 3004, 3755, 4328, 5410, 6008, 7510, 10820, 13525, 15020, 18775, 21640, 27050, 30040, 37550, 54100, 75100, 108200, 150200, 406291, 812582, 1625164, 2031455, 3250328, 4062910, 8125820, 10157275, 16251640, 20314550, 40629100, 81258200]

約数ペア:

[(1, 81258200), (2, 40629100), (4, 20314550), (5, 16251640), (8, 10157275), (10, 8125820), (20, 4062910), (25, 3250328), (40, 2031455), (50, 1625164), (100, 812582), (200, 406291), (541, 150200), (751, 108200), (1082, 75100), (1502, 54100), (2164, 37550), (2705, 30040), (3004, 27050), (3755, 21640), (4328, 18775), (5410, 15020), (6008, 13525), (7510, 10820)]