20163797225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{95597}}^1$

素因数の和:95690

約数の個数: 48

約数和(自身を含む): 29872463040

約数和(自身を除く): 9708665815

約数列:

[1, 5, 11, 13, 25, 55, 59, 65, 143, 275, 295, 325, 649, 715, 767, 1475, 3245, 3575, 3835, 8437, 16225, 19175, 42185, 95597, 210925, 477985, 1051567, 1242761, 2389925, 5257835, 5640223, 6213805, 13670371, 26289175, 28201115, 31069025, 62042453, 68351855, 73322899, 141005575, 310212265, 341759275, 366614495, 806551889, 1551061325, 1833072475, 4032759445, 20163797225]

約数ペア:

[(1, 20163797225), (5, 4032759445), (11, 1833072475), (13, 1551061325), (25, 806551889), (55, 366614495), (59, 341759275), (65, 310212265), (143, 141005575), (275, 73322899), (295, 68351855), (325, 62042453), (649, 31069025), (715, 28201115), (767, 26289175), (1475, 13670371), (3245, 6213805), (3575, 5640223), (3835, 5257835), (8437, 2389925), (16225, 1242761), (19175, 1051567), (42185, 477985), (95597, 210925)]