210978500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{24821}}^1$

素因数の和:24857

約数の個数: 48

約数和(自身を含む): 487901232

約数和(自身を除く): 276922732

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 340, 425, 500, 850, 1700, 2125, 4250, 8500, 24821, 49642, 99284, 124105, 248210, 421957, 496420, 620525, 843914, 1241050, 1687828, 2109785, 2482100, 3102625, 4219570, 6205250, 8439140, 10548925, 12410500, 21097850, 42195700, 52744625, 105489250, 210978500]

約数ペア:

[(1, 210978500), (2, 105489250), (4, 52744625), (5, 42195700), (10, 21097850), (17, 12410500), (20, 10548925), (25, 8439140), (34, 6205250), (50, 4219570), (68, 3102625), (85, 2482100), (100, 2109785), (125, 1687828), (170, 1241050), (250, 843914), (340, 620525), (425, 496420), (500, 421957), (850, 248210), (1700, 124105), (2125, 99284), (4250, 49642), (8500, 24821)]