214765900

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 480438000

約数和(自身を除く): 265672100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 89, 100, 118, 178, 236, 295, 356, 409, 445, 590, 818, 890, 1180, 1475, 1636, 1780, 2045, 2225, 2950, 4090, 4450, 5251, 5900, 8180, 8900, 10225, 10502, 20450, 21004, 24131, 26255, 36401, 40900, 48262, 52510, 72802, 96524, 105020, 120655, 131275, 145604, 182005, 241310, 262550, 364010, 482620, 525100, 603275, 728020, 910025, 1206550, 1820050, 2147659, 2413100, 3640100, 4295318, 8590636, 10738295, 21476590, 42953180, 53691475, 107382950, 214765900]

約数ペア:

[(1, 214765900), (2, 107382950), (4, 53691475), (5, 42953180), (10, 21476590), (20, 10738295), (25, 8590636), (50, 4295318), (59, 3640100), (89, 2413100), (100, 2147659), (118, 1820050), (178, 1206550), (236, 910025), (295, 728020), (356, 603275), (409, 525100), (445, 482620), (590, 364010), (818, 262550), (890, 241310), (1180, 182005), (1475, 145604), (1636, 131275), (1780, 120655), (2045, 105020), (2225, 96524), (2950, 72802), (4090, 52510), (4450, 48262), (5251, 40900), (5900, 36401), (8180, 26255), (8900, 24131), (10225, 21004), (10502, 20450)]