22780000

素因数分解:

$2^5\times 5^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:114

約数の個数: 120

約数和(自身を含む): 60224472

約数和(自身を除く): 37444472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 67, 68, 80, 85, 100, 125, 134, 136, 160, 170, 200, 250, 268, 272, 335, 340, 400, 425, 500, 536, 544, 625, 670, 680, 800, 850, 1000, 1072, 1139, 1250, 1340, 1360, 1675, 1700, 2000, 2125, 2144, 2278, 2500, 2680, 2720, 3350, 3400, 4000, 4250, 4556, 5000, 5360, 5695, 6700, 6800, 8375, 8500, 9112, 10000, 10625, 10720, 11390, 13400, 13600, 16750, 17000, 18224, 20000, 21250, 22780, 26800, 28475, 33500, 34000, 36448, 41875, 42500, 45560, 53600, 56950, 67000, 68000, 83750, 85000, 91120, 113900, 134000, 142375, 167500, 170000, 182240, 227800, 268000, 284750, 335000, 340000, 455600, 569500, 670000, 711875, 911200, 1139000, 1340000, 1423750, 2278000, 2847500, 4556000, 5695000, 11390000, 22780000]

約数ペア:

[(1, 22780000), (2, 11390000), (4, 5695000), (5, 4556000), (8, 2847500), (10, 2278000), (16, 1423750), (17, 1340000), (20, 1139000), (25, 911200), (32, 711875), (34, 670000), (40, 569500), (50, 455600), (67, 340000), (68, 335000), (80, 284750), (85, 268000), (100, 227800), (125, 182240), (134, 170000), (136, 167500), (160, 142375), (170, 134000), (200, 113900), (250, 91120), (268, 85000), (272, 83750), (335, 68000), (340, 67000), (400, 56950), (425, 53600), (500, 45560), (536, 42500), (544, 41875), (625, 36448), (670, 34000), (680, 33500), (800, 28475), (850, 26800), (1000, 22780), (1072, 21250), (1139, 20000), (1250, 18224), (1340, 17000), (1360, 16750), (1675, 13600), (1700, 13400), (2000, 11390), (2125, 10720), (2144, 10625), (2278, 10000), (2500, 9112), (2680, 8500), (2720, 8375), (3350, 6800), (3400, 6700), (4000, 5695), (4250, 5360), (4556, 5000)]