55509760

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2551}}^1$

素因数の和:2589

約数の個数: 72

約数和(自身を含む): 140839776

約数和(自身を除く): 85330016

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, 2551, 2720, 4352, 5102, 5440, 10204, 10880, 12755, 20408, 21760, 25510, 40816, 43367, 51020, 81632, 86734, 102040, 163264, 173468, 204080, 216835, 326528, 346936, 408160, 433670, 653056, 693872, 816320, 867340, 1387744, 1632640, 1734680, 2775488, 3265280, 3469360, 5550976, 6938720, 11101952, 13877440, 27754880, 55509760]

約数ペア:

[(1, 55509760), (2, 27754880), (4, 13877440), (5, 11101952), (8, 6938720), (10, 5550976), (16, 3469360), (17, 3265280), (20, 2775488), (32, 1734680), (34, 1632640), (40, 1387744), (64, 867340), (68, 816320), (80, 693872), (85, 653056), (128, 433670), (136, 408160), (160, 346936), (170, 326528), (256, 216835), (272, 204080), (320, 173468), (340, 163264), (544, 102040), (640, 86734), (680, 81632), (1088, 51020), (1280, 43367), (1360, 40816), (2176, 25510), (2551, 21760), (2720, 20408), (4352, 12755), (5102, 10880), (5440, 10204)]