19695000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:143

約数の個数: 160

約数和(自身を含む): 66916080

約数和(自身を除く): 47221080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 101, 104, 120, 125, 130, 150, 156, 195, 200, 202, 250, 260, 300, 303, 312, 325, 375, 390, 404, 500, 505, 520, 600, 606, 625, 650, 750, 780, 808, 975, 1000, 1010, 1212, 1250, 1300, 1313, 1500, 1515, 1560, 1625, 1875, 1950, 2020, 2424, 2500, 2525, 2600, 2626, 3000, 3030, 3250, 3750, 3900, 3939, 4040, 4875, 5000, 5050, 5252, 6060, 6500, 6565, 7500, 7575, 7800, 7878, 8125, 9750, 10100, 10504, 12120, 12625, 13000, 13130, 15000, 15150, 15756, 16250, 19500, 19695, 20200, 24375, 25250, 26260, 30300, 31512, 32500, 32825, 37875, 39000, 39390, 48750, 50500, 52520, 60600, 63125, 65000, 65650, 75750, 78780, 97500, 98475, 101000, 126250, 131300, 151500, 157560, 164125, 189375, 195000, 196950, 252500, 262600, 303000, 328250, 378750, 393900, 492375, 505000, 656500, 757500, 787800, 820625, 984750, 1313000, 1515000, 1641250, 1969500, 2461875, 3282500, 3939000, 4923750, 6565000, 9847500, 19695000]

約数ペア:

[(1, 19695000), (2, 9847500), (3, 6565000), (4, 4923750), (5, 3939000), (6, 3282500), (8, 2461875), (10, 1969500), (12, 1641250), (13, 1515000), (15, 1313000), (20, 984750), (24, 820625), (25, 787800), (26, 757500), (30, 656500), (39, 505000), (40, 492375), (50, 393900), (52, 378750), (60, 328250), (65, 303000), (75, 262600), (78, 252500), (100, 196950), (101, 195000), (104, 189375), (120, 164125), (125, 157560), (130, 151500), (150, 131300), (156, 126250), (195, 101000), (200, 98475), (202, 97500), (250, 78780), (260, 75750), (300, 65650), (303, 65000), (312, 63125), (325, 60600), (375, 52520), (390, 50500), (404, 48750), (500, 39390), (505, 39000), (520, 37875), (600, 32825), (606, 32500), (625, 31512), (650, 30300), (750, 26260), (780, 25250), (808, 24375), (975, 20200), (1000, 19695), (1010, 19500), (1212, 16250), (1250, 15756), (1300, 15150), (1313, 15000), (1500, 13130), (1515, 13000), (1560, 12625), (1625, 12120), (1875, 10504), (1950, 10100), (2020, 9750), (2424, 8125), (2500, 7878), (2525, 7800), (2600, 7575), (2626, 7500), (3000, 6565), (3030, 6500), (3250, 6060), (3750, 5252), (3900, 5050), (3939, 5000), (4040, 4875)]