88998400

素因数分解:

$2^9\times 5^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:454

約数の個数: 120

約数和(自身を含む): 234041940

約数和(自身を除く): 145043540

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 256, 272, 320, 340, 400, 409, 425, 512, 544, 640, 680, 800, 818, 850, 1088, 1280, 1360, 1600, 1636, 1700, 2045, 2176, 2560, 2720, 3200, 3272, 3400, 4090, 4352, 5440, 6400, 6544, 6800, 6953, 8180, 8704, 10225, 10880, 12800, 13088, 13600, 13906, 16360, 20450, 21760, 26176, 27200, 27812, 32720, 34765, 40900, 43520, 52352, 54400, 55624, 65440, 69530, 81800, 104704, 108800, 111248, 130880, 139060, 163600, 173825, 209408, 217600, 222496, 261760, 278120, 327200, 347650, 444992, 523520, 556240, 654400, 695300, 889984, 1047040, 1112480, 1308800, 1390600, 1779968, 2224960, 2617600, 2781200, 3559936, 4449920, 5235200, 5562400, 8899840, 11124800, 17799680, 22249600, 44499200, 88998400]

約数ペア:

[(1, 88998400), (2, 44499200), (4, 22249600), (5, 17799680), (8, 11124800), (10, 8899840), (16, 5562400), (17, 5235200), (20, 4449920), (25, 3559936), (32, 2781200), (34, 2617600), (40, 2224960), (50, 1779968), (64, 1390600), (68, 1308800), (80, 1112480), (85, 1047040), (100, 889984), (128, 695300), (136, 654400), (160, 556240), (170, 523520), (200, 444992), (256, 347650), (272, 327200), (320, 278120), (340, 261760), (400, 222496), (409, 217600), (425, 209408), (512, 173825), (544, 163600), (640, 139060), (680, 130880), (800, 111248), (818, 108800), (850, 104704), (1088, 81800), (1280, 69530), (1360, 65440), (1600, 55624), (1636, 54400), (1700, 52352), (2045, 43520), (2176, 40900), (2560, 34765), (2720, 32720), (3200, 27812), (3272, 27200), (3400, 26176), (4090, 21760), (4352, 20450), (5440, 16360), (6400, 13906), (6544, 13600), (6800, 13088), (6953, 12800), (8180, 10880), (8704, 10225)]