90018400

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{6619}}^1$

素因数の和:6656

約数の個数: 72

約数和(自身を含む): 232719480

約数和(自身を除く): 142701080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 340, 400, 425, 544, 680, 800, 850, 1360, 1700, 2720, 3400, 6619, 6800, 13238, 13600, 26476, 33095, 52952, 66190, 105904, 112523, 132380, 165475, 211808, 225046, 264760, 330950, 450092, 529520, 562615, 661900, 900184, 1059040, 1125230, 1323800, 1800368, 2250460, 2647600, 2813075, 3600736, 4500920, 5295200, 5626150, 9001840, 11252300, 18003680, 22504600, 45009200, 90018400]

約数ペア:

[(1, 90018400), (2, 45009200), (4, 22504600), (5, 18003680), (8, 11252300), (10, 9001840), (16, 5626150), (17, 5295200), (20, 4500920), (25, 3600736), (32, 2813075), (34, 2647600), (40, 2250460), (50, 1800368), (68, 1323800), (80, 1125230), (85, 1059040), (100, 900184), (136, 661900), (160, 562615), (170, 529520), (200, 450092), (272, 330950), (340, 264760), (400, 225046), (425, 211808), (544, 165475), (680, 132380), (800, 112523), (850, 105904), (1360, 66190), (1700, 52952), (2720, 33095), (3400, 26476), (6619, 13600), (6800, 13238)]