20223096400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{19543}}^1$

素因数の和:19773

約数の個数: 120

約数和(自身を含む): 52588995200

約数和(自身を除く): 32365898800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 199, 200, 208, 260, 325, 398, 400, 520, 650, 796, 995, 1040, 1300, 1592, 1990, 2587, 2600, 3184, 3980, 4975, 5174, 5200, 7960, 9950, 10348, 12935, 15920, 19543, 19900, 20696, 25870, 39086, 39800, 41392, 51740, 64675, 78172, 79600, 97715, 103480, 129350, 156344, 195430, 206960, 254059, 258700, 312688, 390860, 488575, 508118, 517400, 781720, 977150, 1016236, 1034800, 1270295, 1563440, 1954300, 2032472, 2540590, 3889057, 3908600, 4064944, 5081180, 6351475, 7778114, 7817200, 10162360, 12702950, 15556228, 19445285, 20324720, 25405900, 31112456, 38890570, 50557741, 50811800, 62224912, 77781140, 97226425, 101115482, 101623600, 155562280, 194452850, 202230964, 252788705, 311124560, 388905700, 404461928, 505577410, 777811400, 808923856, 1011154820, 1263943525, 1555622800, 2022309640, 2527887050, 4044619280, 5055774100, 10111548200, 20223096400]

約数ペア:

[(1, 20223096400), (2, 10111548200), (4, 5055774100), (5, 4044619280), (8, 2527887050), (10, 2022309640), (13, 1555622800), (16, 1263943525), (20, 1011154820), (25, 808923856), (26, 777811400), (40, 505577410), (50, 404461928), (52, 388905700), (65, 311124560), (80, 252788705), (100, 202230964), (104, 194452850), (130, 155562280), (199, 101623600), (200, 101115482), (208, 97226425), (260, 77781140), (325, 62224912), (398, 50811800), (400, 50557741), (520, 38890570), (650, 31112456), (796, 25405900), (995, 20324720), (1040, 19445285), (1300, 15556228), (1592, 12702950), (1990, 10162360), (2587, 7817200), (2600, 7778114), (3184, 6351475), (3980, 5081180), (4975, 4064944), (5174, 3908600), (5200, 3889057), (7960, 2540590), (9950, 2032472), (10348, 1954300), (12935, 1563440), (15920, 1270295), (19543, 1034800), (19900, 1016236), (20696, 977150), (25870, 781720), (39086, 517400), (39800, 508118), (41392, 488575), (51740, 390860), (64675, 312688), (78172, 258700), (79600, 254059), (97715, 206960), (103480, 195430), (129350, 156344)]