9994500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{2221}}^1$

素因数の和:2246

約数の個数: 72

約数和(自身を含む): 31543512

約数和(自身を除く): 21549012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2221, 2250, 4442, 4500, 6663, 8884, 11105, 13326, 19989, 22210, 26652, 33315, 39978, 44420, 55525, 66630, 79956, 99945, 111050, 133260, 166575, 199890, 222100, 277625, 333150, 399780, 499725, 555250, 666300, 832875, 999450, 1110500, 1665750, 1998900, 2498625, 3331500, 4997250, 9994500]

約数ペア:

[(1, 9994500), (2, 4997250), (3, 3331500), (4, 2498625), (5, 1998900), (6, 1665750), (9, 1110500), (10, 999450), (12, 832875), (15, 666300), (18, 555250), (20, 499725), (25, 399780), (30, 333150), (36, 277625), (45, 222100), (50, 199890), (60, 166575), (75, 133260), (90, 111050), (100, 99945), (125, 79956), (150, 66630), (180, 55525), (225, 44420), (250, 39978), (300, 33315), (375, 26652), (450, 22210), (500, 19989), (750, 13326), (900, 11105), (1125, 8884), (1500, 6663), (2221, 4500), (2250, 4442)]