90278825

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5669}}^1$

素因数の和:5706

約数の個数: 36

約数和(自身を含む): 140264460

約数和(自身を除く): 49985635

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 175, 245, 325, 455, 637, 1225, 2275, 3185, 5669, 15925, 28345, 39683, 73697, 141725, 198415, 277781, 368485, 515879, 992075, 1388905, 1842425, 2579395, 3611153, 6944525, 12896975, 18055765, 90278825]

約数ペア:

[(1, 90278825), (5, 18055765), (7, 12896975), (13, 6944525), (25, 3611153), (35, 2579395), (49, 1842425), (65, 1388905), (91, 992075), (175, 515879), (245, 368485), (325, 277781), (455, 198415), (637, 141725), (1225, 73697), (2275, 39683), (3185, 28345), (5669, 15925)]