251488384

素因数分解:

$2^7\times 7^2\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:526

約数の個数: 96

約数和(自身を含む): 590062860

約数和(自身を除く): 338574476

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 101, 112, 128, 196, 202, 224, 392, 397, 404, 448, 707, 784, 794, 808, 896, 1414, 1568, 1588, 1616, 2779, 2828, 3136, 3176, 3232, 4949, 5558, 5656, 6272, 6352, 6464, 9898, 11116, 11312, 12704, 12928, 19453, 19796, 22232, 22624, 25408, 38906, 39592, 40097, 44464, 45248, 50816, 77812, 79184, 80194, 88928, 90496, 155624, 158368, 160388, 177856, 280679, 311248, 316736, 320776, 355712, 561358, 622496, 633472, 641552, 1122716, 1244992, 1283104, 1964753, 2245432, 2489984, 2566208, 3929506, 4490864, 5132416, 7859012, 8981728, 15718024, 17963456, 31436048, 35926912, 62872096, 125744192, 251488384]

約数ペア:

[(1, 251488384), (2, 125744192), (4, 62872096), (7, 35926912), (8, 31436048), (14, 17963456), (16, 15718024), (28, 8981728), (32, 7859012), (49, 5132416), (56, 4490864), (64, 3929506), (98, 2566208), (101, 2489984), (112, 2245432), (128, 1964753), (196, 1283104), (202, 1244992), (224, 1122716), (392, 641552), (397, 633472), (404, 622496), (448, 561358), (707, 355712), (784, 320776), (794, 316736), (808, 311248), (896, 280679), (1414, 177856), (1568, 160388), (1588, 158368), (1616, 155624), (2779, 90496), (2828, 88928), (3136, 80194), (3176, 79184), (3232, 77812), (4949, 50816), (5558, 45248), (5656, 44464), (6272, 40097), (6352, 39592), (6464, 38906), (9898, 25408), (11116, 22624), (11312, 22232), (12704, 19796), (12928, 19453)]