475477760

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21851}}^1$

素因数の和:21889

約数の個数: 72

約数和(自身を含む): 1205968176

約数和(自身を除く): 730490416

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, 2720, 4352, 5440, 10880, 21760, 21851, 43702, 87404, 109255, 174808, 218510, 349616, 371467, 437020, 699232, 742934, 874040, 1398464, 1485868, 1748080, 1857335, 2796928, 2971736, 3496160, 3714670, 5593856, 5943472, 6992320, 7429340, 11886944, 13984640, 14858680, 23773888, 27969280, 29717360, 47547776, 59434720, 95095552, 118869440, 237738880, 475477760]

約数ペア:

[(1, 475477760), (2, 237738880), (4, 118869440), (5, 95095552), (8, 59434720), (10, 47547776), (16, 29717360), (17, 27969280), (20, 23773888), (32, 14858680), (34, 13984640), (40, 11886944), (64, 7429340), (68, 6992320), (80, 5943472), (85, 5593856), (128, 3714670), (136, 3496160), (160, 2971736), (170, 2796928), (256, 1857335), (272, 1748080), (320, 1485868), (340, 1398464), (544, 874040), (640, 742934), (680, 699232), (1088, 437020), (1280, 371467), (1360, 349616), (2176, 218510), (2720, 174808), (4352, 109255), (5440, 87404), (10880, 43702), (21760, 21851)]