49237500

素因数分解:

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

素因数の和:146

約数の個数: 144

約数和(自身を含む): 156177504

約数和(自身を除く): 106940004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 101, 125, 130, 150, 156, 195, 202, 250, 260, 300, 303, 325, 375, 390, 404, 500, 505, 606, 625, 650, 750, 780, 975, 1010, 1212, 1250, 1300, 1313, 1500, 1515, 1625, 1875, 1950, 2020, 2500, 2525, 2626, 3030, 3125, 3250, 3750, 3900, 3939, 4875, 5050, 5252, 6060, 6250, 6500, 6565, 7500, 7575, 7878, 8125, 9375, 9750, 10100, 12500, 12625, 13130, 15150, 15756, 16250, 18750, 19500, 19695, 24375, 25250, 26260, 30300, 32500, 32825, 37500, 37875, 39390, 40625, 48750, 50500, 63125, 65650, 75750, 78780, 81250, 97500, 98475, 121875, 126250, 131300, 151500, 162500, 164125, 189375, 196950, 243750, 252500, 315625, 328250, 378750, 393900, 487500, 492375, 631250, 656500, 757500, 820625, 946875, 984750, 1262500, 1641250, 1893750, 1969500, 2461875, 3282500, 3787500, 4103125, 4923750, 8206250, 9847500, 12309375, 16412500, 24618750, 49237500]

約数ペア:

[(1, 49237500), (2, 24618750), (3, 16412500), (4, 12309375), (5, 9847500), (6, 8206250), (10, 4923750), (12, 4103125), (13, 3787500), (15, 3282500), (20, 2461875), (25, 1969500), (26, 1893750), (30, 1641250), (39, 1262500), (50, 984750), (52, 946875), (60, 820625), (65, 757500), (75, 656500), (78, 631250), (100, 492375), (101, 487500), (125, 393900), (130, 378750), (150, 328250), (156, 315625), (195, 252500), (202, 243750), (250, 196950), (260, 189375), (300, 164125), (303, 162500), (325, 151500), (375, 131300), (390, 126250), (404, 121875), (500, 98475), (505, 97500), (606, 81250), (625, 78780), (650, 75750), (750, 65650), (780, 63125), (975, 50500), (1010, 48750), (1212, 40625), (1250, 39390), (1300, 37875), (1313, 37500), (1500, 32825), (1515, 32500), (1625, 30300), (1875, 26260), (1950, 25250), (2020, 24375), (2500, 19695), (2525, 19500), (2626, 18750), (3030, 16250), (3125, 15756), (3250, 15150), (3750, 13130), (3900, 12625), (3939, 12500), (4875, 10100), (5050, 9750), (5252, 9375), (6060, 8125), (6250, 7878), (6500, 7575), (6565, 7500)]