64735000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^2\times {\mathrm{107}}^1$

素因数の和:155

約数の個数: 120

約数和(自身を含む): 168274260

約数和(自身を除く): 103539260

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 107, 110, 121, 125, 200, 214, 220, 242, 250, 275, 428, 440, 484, 500, 535, 550, 605, 625, 856, 968, 1000, 1070, 1100, 1177, 1210, 1250, 1375, 2140, 2200, 2354, 2420, 2500, 2675, 2750, 3025, 4280, 4708, 4840, 5000, 5350, 5500, 5885, 6050, 6875, 9416, 10700, 11000, 11770, 12100, 12947, 13375, 13750, 15125, 21400, 23540, 24200, 25894, 26750, 27500, 29425, 30250, 47080, 51788, 53500, 55000, 58850, 60500, 64735, 66875, 75625, 103576, 107000, 117700, 121000, 129470, 133750, 147125, 151250, 235400, 258940, 267500, 294250, 302500, 323675, 517880, 535000, 588500, 605000, 647350, 735625, 1177000, 1294700, 1471250, 1618375, 2589400, 2942500, 3236750, 5885000, 6473500, 8091875, 12947000, 16183750, 32367500, 64735000]

約数ペア:

[(1, 64735000), (2, 32367500), (4, 16183750), (5, 12947000), (8, 8091875), (10, 6473500), (11, 5885000), (20, 3236750), (22, 2942500), (25, 2589400), (40, 1618375), (44, 1471250), (50, 1294700), (55, 1177000), (88, 735625), (100, 647350), (107, 605000), (110, 588500), (121, 535000), (125, 517880), (200, 323675), (214, 302500), (220, 294250), (242, 267500), (250, 258940), (275, 235400), (428, 151250), (440, 147125), (484, 133750), (500, 129470), (535, 121000), (550, 117700), (605, 107000), (625, 103576), (856, 75625), (968, 66875), (1000, 64735), (1070, 60500), (1100, 58850), (1177, 55000), (1210, 53500), (1250, 51788), (1375, 47080), (2140, 30250), (2200, 29425), (2354, 27500), (2420, 26750), (2500, 25894), (2675, 24200), (2750, 23540), (3025, 21400), (4280, 15125), (4708, 13750), (4840, 13375), (5000, 12947), (5350, 12100), (5500, 11770), (5885, 11000), (6050, 10700), (6875, 9416)]