450500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:89

約数の個数: 48

約数和(自身を含む): 1061424

約数和(自身を除く): 610924

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 53, 68, 85, 100, 106, 125, 170, 212, 250, 265, 340, 425, 500, 530, 850, 901, 1060, 1325, 1700, 1802, 2125, 2650, 3604, 4250, 4505, 5300, 6625, 8500, 9010, 13250, 18020, 22525, 26500, 45050, 90100, 112625, 225250, 450500]

約数ペア:

[(1, 450500), (2, 225250), (4, 112625), (5, 90100), (10, 45050), (17, 26500), (20, 22525), (25, 18020), (34, 13250), (50, 9010), (53, 8500), (68, 6625), (85, 5300), (100, 4505), (106, 4250), (125, 3604), (170, 2650), (212, 2125), (250, 1802), (265, 1700), (340, 1325), (425, 1060), (500, 901), (530, 850)]