8109800

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:123

約数の個数: 96

約数和(自身を含む): 20623680

約数和(自身を除く): 12513880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 41, 43, 46, 50, 82, 86, 92, 100, 115, 164, 172, 184, 200, 205, 215, 230, 328, 344, 410, 430, 460, 575, 820, 860, 920, 943, 989, 1025, 1075, 1150, 1640, 1720, 1763, 1886, 1978, 2050, 2150, 2300, 3526, 3772, 3956, 4100, 4300, 4600, 4715, 4945, 7052, 7544, 7912, 8200, 8600, 8815, 9430, 9890, 14104, 17630, 18860, 19780, 23575, 24725, 35260, 37720, 39560, 40549, 44075, 47150, 49450, 70520, 81098, 88150, 94300, 98900, 162196, 176300, 188600, 197800, 202745, 324392, 352600, 405490, 810980, 1013725, 1621960, 2027450, 4054900, 8109800]

約数ペア:

[(1, 8109800), (2, 4054900), (4, 2027450), (5, 1621960), (8, 1013725), (10, 810980), (20, 405490), (23, 352600), (25, 324392), (40, 202745), (41, 197800), (43, 188600), (46, 176300), (50, 162196), (82, 98900), (86, 94300), (92, 88150), (100, 81098), (115, 70520), (164, 49450), (172, 47150), (184, 44075), (200, 40549), (205, 39560), (215, 37720), (230, 35260), (328, 24725), (344, 23575), (410, 19780), (430, 18860), (460, 17630), (575, 14104), (820, 9890), (860, 9430), (920, 8815), (943, 8600), (989, 8200), (1025, 7912), (1075, 7544), (1150, 7052), (1640, 4945), (1720, 4715), (1763, 4600), (1886, 4300), (1978, 4100), (2050, 3956), (2150, 3772), (2300, 3526)]