20610871295

素因数分解:

$5^1\times 7^1\times {\mathrm{79}}^2\times {\mathrm{157}}^1\times {\mathrm{601}}^1$

素因数の和:928

約数の個数: 48

約数和(自身を含む): 28858955328

約数和(自身を除く): 8248084033

約数列:

[1, 5, 7, 35, 79, 157, 395, 553, 601, 785, 1099, 2765, 3005, 4207, 5495, 6241, 12403, 21035, 31205, 43687, 47479, 62015, 86821, 94357, 218435, 237395, 332353, 434105, 471785, 660499, 979837, 1661765, 3302495, 3750841, 4899185, 6858859, 7454203, 18754205, 26255887, 34294295, 37271015, 52179421, 131279435, 260897105, 588882037, 2944410185, 4122174259, 20610871295]

約数ペア:

[(1, 20610871295), (5, 4122174259), (7, 2944410185), (35, 588882037), (79, 260897105), (157, 131279435), (395, 52179421), (553, 37271015), (601, 34294295), (785, 26255887), (1099, 18754205), (2765, 7454203), (3005, 6858859), (4207, 4899185), (5495, 3750841), (6241, 3302495), (12403, 1661765), (21035, 979837), (31205, 660499), (43687, 471785), (47479, 434105), (62015, 332353), (86821, 237395), (94357, 218435)]