7150000

素因数分解:

$2^4\times 5^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:57

約数の個数: 120

約数和(自身を含む): 20342448

約数和(自身を除く): 13192448

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 125, 130, 143, 176, 200, 208, 220, 250, 260, 275, 286, 325, 400, 440, 500, 520, 550, 572, 625, 650, 715, 880, 1000, 1040, 1100, 1144, 1250, 1300, 1375, 1430, 1625, 2000, 2200, 2288, 2500, 2600, 2750, 2860, 3125, 3250, 3575, 4400, 5000, 5200, 5500, 5720, 6250, 6500, 6875, 7150, 8125, 10000, 11000, 11440, 12500, 13000, 13750, 14300, 16250, 17875, 22000, 25000, 26000, 27500, 28600, 32500, 34375, 35750, 40625, 50000, 55000, 57200, 65000, 68750, 71500, 81250, 89375, 110000, 130000, 137500, 143000, 162500, 178750, 275000, 286000, 325000, 357500, 446875, 550000, 650000, 715000, 893750, 1430000, 1787500, 3575000, 7150000]

約数ペア:

[(1, 7150000), (2, 3575000), (4, 1787500), (5, 1430000), (8, 893750), (10, 715000), (11, 650000), (13, 550000), (16, 446875), (20, 357500), (22, 325000), (25, 286000), (26, 275000), (40, 178750), (44, 162500), (50, 143000), (52, 137500), (55, 130000), (65, 110000), (80, 89375), (88, 81250), (100, 71500), (104, 68750), (110, 65000), (125, 57200), (130, 55000), (143, 50000), (176, 40625), (200, 35750), (208, 34375), (220, 32500), (250, 28600), (260, 27500), (275, 26000), (286, 25000), (325, 22000), (400, 17875), (440, 16250), (500, 14300), (520, 13750), (550, 13000), (572, 12500), (625, 11440), (650, 11000), (715, 10000), (880, 8125), (1000, 7150), (1040, 6875), (1100, 6500), (1144, 6250), (1250, 5720), (1300, 5500), (1375, 5200), (1430, 5000), (1625, 4400), (2000, 3575), (2200, 3250), (2288, 3125), (2500, 2860), (2600, 2750)]