28996000

素因数分解:

$2^5\times 5^3\times {\mathrm{11}}^1\times {\mathrm{659}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 77837760

約数和(自身を除く): 48841760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 125, 160, 176, 200, 220, 250, 275, 352, 400, 440, 500, 550, 659, 800, 880, 1000, 1100, 1318, 1375, 1760, 2000, 2200, 2636, 2750, 3295, 4000, 4400, 5272, 5500, 6590, 7249, 8800, 10544, 11000, 13180, 14498, 16475, 21088, 22000, 26360, 28996, 32950, 36245, 44000, 52720, 57992, 65900, 72490, 82375, 105440, 115984, 131800, 144980, 164750, 181225, 231968, 263600, 289960, 329500, 362450, 527200, 579920, 659000, 724900, 906125, 1159840, 1318000, 1449800, 1812250, 2636000, 2899600, 3624500, 5799200, 7249000, 14498000, 28996000]

約数ペア:

[(1, 28996000), (2, 14498000), (4, 7249000), (5, 5799200), (8, 3624500), (10, 2899600), (11, 2636000), (16, 1812250), (20, 1449800), (22, 1318000), (25, 1159840), (32, 906125), (40, 724900), (44, 659000), (50, 579920), (55, 527200), (80, 362450), (88, 329500), (100, 289960), (110, 263600), (125, 231968), (160, 181225), (176, 164750), (200, 144980), (220, 131800), (250, 115984), (275, 105440), (352, 82375), (400, 72490), (440, 65900), (500, 57992), (550, 52720), (659, 44000), (800, 36245), (880, 32950), (1000, 28996), (1100, 26360), (1318, 22000), (1375, 21088), (1760, 16475), (2000, 14498), (2200, 13180), (2636, 11000), (2750, 10544), (3295, 8800), (4000, 7249), (4400, 6590), (5272, 5500)]