79501240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21841}}^1$

素因数の和:21872

約数の個数: 64

約数和(自身を含む): 220167360

約数和(自身を除く): 140666120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 21841, 43682, 87364, 109205, 152887, 174728, 218410, 283933, 305774, 436820, 567866, 611548, 764435, 873640, 1135732, 1223096, 1419665, 1528870, 1987531, 2271464, 2839330, 3057740, 3975062, 5678660, 6115480, 7950124, 9937655, 11357320, 15900248, 19875310, 39750620, 79501240]

約数ペア:

[(1, 79501240), (2, 39750620), (4, 19875310), (5, 15900248), (7, 11357320), (8, 9937655), (10, 7950124), (13, 6115480), (14, 5678660), (20, 3975062), (26, 3057740), (28, 2839330), (35, 2271464), (40, 1987531), (52, 1528870), (56, 1419665), (65, 1223096), (70, 1135732), (91, 873640), (104, 764435), (130, 611548), (140, 567866), (182, 436820), (260, 305774), (280, 283933), (364, 218410), (455, 174728), (520, 152887), (728, 109205), (910, 87364), (1820, 43682), (3640, 21841)]