78994550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 153405360

約数和(自身を除く): 74410810

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 157, 290, 314, 347, 694, 725, 785, 1450, 1570, 1735, 3470, 3925, 4553, 7850, 8675, 9106, 10063, 17350, 20126, 22765, 45530, 50315, 54479, 100630, 108958, 113825, 227650, 251575, 272395, 503150, 544790, 1361975, 1579891, 2723950, 3159782, 7899455, 15798910, 39497275, 78994550]

約数ペア:

[(1, 78994550), (2, 39497275), (5, 15798910), (10, 7899455), (25, 3159782), (29, 2723950), (50, 1579891), (58, 1361975), (145, 544790), (157, 503150), (290, 272395), (314, 251575), (347, 227650), (694, 113825), (725, 108958), (785, 100630), (1450, 54479), (1570, 50315), (1735, 45530), (3470, 22765), (3925, 20126), (4553, 17350), (7850, 10063), (8675, 9106)]