65261200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:345

約数の個数: 120

約数和(自身を含む): 170981120

約数和(自身を除く): 105719920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 38, 40, 50, 62, 76, 80, 95, 100, 124, 152, 155, 190, 200, 248, 277, 304, 310, 380, 400, 475, 496, 554, 589, 620, 760, 775, 950, 1108, 1178, 1240, 1385, 1520, 1550, 1900, 2216, 2356, 2480, 2770, 2945, 3100, 3800, 4432, 4712, 5263, 5540, 5890, 6200, 6925, 7600, 8587, 9424, 10526, 11080, 11780, 12400, 13850, 14725, 17174, 21052, 22160, 23560, 26315, 27700, 29450, 34348, 42104, 42935, 47120, 52630, 55400, 58900, 68696, 84208, 85870, 105260, 110800, 117800, 131575, 137392, 163153, 171740, 210520, 214675, 235600, 263150, 326306, 343480, 421040, 429350, 526300, 652612, 686960, 815765, 858700, 1052600, 1305224, 1631530, 1717400, 2105200, 2610448, 3263060, 3434800, 4078825, 6526120, 8157650, 13052240, 16315300, 32630600, 65261200]

約数ペア:

[(1, 65261200), (2, 32630600), (4, 16315300), (5, 13052240), (8, 8157650), (10, 6526120), (16, 4078825), (19, 3434800), (20, 3263060), (25, 2610448), (31, 2105200), (38, 1717400), (40, 1631530), (50, 1305224), (62, 1052600), (76, 858700), (80, 815765), (95, 686960), (100, 652612), (124, 526300), (152, 429350), (155, 421040), (190, 343480), (200, 326306), (248, 263150), (277, 235600), (304, 214675), (310, 210520), (380, 171740), (400, 163153), (475, 137392), (496, 131575), (554, 117800), (589, 110800), (620, 105260), (760, 85870), (775, 84208), (950, 68696), (1108, 58900), (1178, 55400), (1240, 52630), (1385, 47120), (1520, 42935), (1550, 42104), (1900, 34348), (2216, 29450), (2356, 27700), (2480, 26315), (2770, 23560), (2945, 22160), (3100, 21052), (3800, 17174), (4432, 14725), (4712, 13850), (5263, 12400), (5540, 11780), (5890, 11080), (6200, 10526), (6925, 9424), (7600, 8587)]