49716380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 122936688

約数和(自身を除く): 73220308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 97, 98, 140, 194, 196, 245, 388, 485, 490, 523, 679, 970, 980, 1046, 1358, 1940, 2092, 2615, 2716, 3395, 3661, 4753, 5230, 6790, 7322, 9506, 10460, 13580, 14644, 18305, 19012, 23765, 25627, 36610, 47530, 50731, 51254, 73220, 95060, 101462, 102508, 128135, 202924, 253655, 256270, 355117, 507310, 512540, 710234, 1014620, 1420468, 1775585, 2485819, 3551170, 4971638, 7102340, 9943276, 12429095, 24858190, 49716380]

約数ペア:

[(1, 49716380), (2, 24858190), (4, 12429095), (5, 9943276), (7, 7102340), (10, 4971638), (14, 3551170), (20, 2485819), (28, 1775585), (35, 1420468), (49, 1014620), (70, 710234), (97, 512540), (98, 507310), (140, 355117), (194, 256270), (196, 253655), (245, 202924), (388, 128135), (485, 102508), (490, 101462), (523, 95060), (679, 73220), (970, 51254), (980, 50731), (1046, 47530), (1358, 36610), (1940, 25627), (2092, 23765), (2615, 19012), (2716, 18305), (3395, 14644), (3661, 13580), (4753, 10460), (5230, 9506), (6790, 7322)]