255310000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^2\times {\mathrm{211}}^1$

素因数の和:261

約数の個数: 150

約数和(自身を含む): 682653356

約数和(自身を除く): 427343356

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 121, 125, 176, 200, 211, 220, 242, 250, 275, 400, 422, 440, 484, 500, 550, 605, 625, 844, 880, 968, 1000, 1055, 1100, 1210, 1250, 1375, 1688, 1936, 2000, 2110, 2200, 2321, 2420, 2500, 2750, 3025, 3376, 4220, 4400, 4642, 4840, 5000, 5275, 5500, 6050, 6875, 8440, 9284, 9680, 10000, 10550, 11000, 11605, 12100, 13750, 15125, 16880, 18568, 21100, 22000, 23210, 24200, 25531, 26375, 27500, 30250, 37136, 42200, 46420, 48400, 51062, 52750, 55000, 58025, 60500, 75625, 84400, 92840, 102124, 105500, 110000, 116050, 121000, 127655, 131875, 151250, 185680, 204248, 211000, 232100, 242000, 255310, 263750, 290125, 302500, 408496, 422000, 464200, 510620, 527500, 580250, 605000, 638275, 928400, 1021240, 1055000, 1160500, 1210000, 1276550, 1450625, 2042480, 2110000, 2321000, 2553100, 2901250, 3191375, 4642000, 5106200, 5802500, 6382750, 10212400, 11605000, 12765500, 15956875, 23210000, 25531000, 31913750, 51062000, 63827500, 127655000, 255310000]

約数ペア:

[(1, 255310000), (2, 127655000), (4, 63827500), (5, 51062000), (8, 31913750), (10, 25531000), (11, 23210000), (16, 15956875), (20, 12765500), (22, 11605000), (25, 10212400), (40, 6382750), (44, 5802500), (50, 5106200), (55, 4642000), (80, 3191375), (88, 2901250), (100, 2553100), (110, 2321000), (121, 2110000), (125, 2042480), (176, 1450625), (200, 1276550), (211, 1210000), (220, 1160500), (242, 1055000), (250, 1021240), (275, 928400), (400, 638275), (422, 605000), (440, 580250), (484, 527500), (500, 510620), (550, 464200), (605, 422000), (625, 408496), (844, 302500), (880, 290125), (968, 263750), (1000, 255310), (1055, 242000), (1100, 232100), (1210, 211000), (1250, 204248), (1375, 185680), (1688, 151250), (1936, 131875), (2000, 127655), (2110, 121000), (2200, 116050), (2321, 110000), (2420, 105500), (2500, 102124), (2750, 92840), (3025, 84400), (3376, 75625), (4220, 60500), (4400, 58025), (4642, 55000), (4840, 52750), (5000, 51062), (5275, 48400), (5500, 46420), (6050, 42200), (6875, 37136), (8440, 30250), (9284, 27500), (9680, 26375), (10000, 25531), (10550, 24200), (11000, 23210), (11605, 22000), (12100, 21100), (13750, 18568), (15125, 16880)]