53681920

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2467}}^1$

素因数の和:2505

約数の個数: 72

約数和(自身を含む): 136203984

約数和(自身を除く): 82522064

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2467, 2720, 4352, 4934, 5440, 9868, 10880, 12335, 19736, 21760, 24670, 39472, 41939, 49340, 78944, 83878, 98680, 157888, 167756, 197360, 209695, 315776, 335512, 394720, 419390, 631552, 671024, 789440, 838780, 1342048, 1578880, 1677560, 2684096, 3157760, 3355120, 5368192, 6710240, 10736384, 13420480, 26840960, 53681920]

約数ペア:

[(1, 53681920), (2, 26840960), (4, 13420480), (5, 10736384), (8, 6710240), (10, 5368192), (16, 3355120), (17, 3157760), (20, 2684096), (32, 1677560), (34, 1578880), (40, 1342048), (64, 838780), (68, 789440), (80, 671024), (85, 631552), (128, 419390), (136, 394720), (160, 335512), (170, 315776), (256, 209695), (272, 197360), (320, 167756), (340, 157888), (544, 98680), (640, 83878), (680, 78944), (1088, 49340), (1280, 41939), (1360, 39472), (2176, 24670), (2467, 21760), (2720, 19736), (4352, 12335), (4934, 10880), (5440, 9868)]