203910256

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:410

約数の個数: 80

約数和(自身を含む): 447658848

約数和(自身を除く): 243748592

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 148, 173, 176, 181, 296, 346, 362, 407, 592, 692, 724, 814, 1384, 1448, 1628, 1903, 1991, 2768, 2896, 3256, 3806, 3982, 6401, 6512, 6697, 7612, 7964, 12802, 13394, 15224, 15928, 25604, 26788, 30448, 31313, 31856, 51208, 53576, 62626, 70411, 73667, 102416, 107152, 125252, 140822, 147334, 250504, 281644, 294668, 344443, 501008, 563288, 589336, 688886, 1126576, 1158581, 1178672, 1377772, 2317162, 2755544, 4634324, 5511088, 9268648, 12744391, 18537296, 25488782, 50977564, 101955128, 203910256]

約数ペア:

[(1, 203910256), (2, 101955128), (4, 50977564), (8, 25488782), (11, 18537296), (16, 12744391), (22, 9268648), (37, 5511088), (44, 4634324), (74, 2755544), (88, 2317162), (148, 1377772), (173, 1178672), (176, 1158581), (181, 1126576), (296, 688886), (346, 589336), (362, 563288), (407, 501008), (592, 344443), (692, 294668), (724, 281644), (814, 250504), (1384, 147334), (1448, 140822), (1628, 125252), (1903, 107152), (1991, 102416), (2768, 73667), (2896, 70411), (3256, 62626), (3806, 53576), (3982, 51208), (6401, 31856), (6512, 31313), (6697, 30448), (7612, 26788), (7964, 25604), (12802, 15928), (13394, 15224)]