1025555212780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{9600779}}^1$

素因数の和:9600911

約数の個数: 72

約数和(自身を含む): 2528269405200

約数和(自身を除く): 1502714192420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 109, 140, 196, 218, 245, 436, 490, 545, 763, 980, 1090, 1526, 2180, 3052, 3815, 5341, 7630, 10682, 15260, 21364, 26705, 53410, 106820, 9600779, 19201558, 38403116, 48003895, 67205453, 96007790, 134410906, 192015580, 268821812, 336027265, 470438171, 672054530, 940876342, 1046484911, 1344109060, 1881752684, 2092969822, 2352190855, 4185939644, 4704381710, 5232424555, 7325394377, 9408763420, 10464849110, 14650788754, 20929698220, 29301577508, 36626971885, 51277760639, 73253943770, 102555521278, 146507887540, 205111042556, 256388803195, 512777606390, 1025555212780]

約数ペア:

[(1, 1025555212780), (2, 512777606390), (4, 256388803195), (5, 205111042556), (7, 146507887540), (10, 102555521278), (14, 73253943770), (20, 51277760639), (28, 36626971885), (35, 29301577508), (49, 20929698220), (70, 14650788754), (98, 10464849110), (109, 9408763420), (140, 7325394377), (196, 5232424555), (218, 4704381710), (245, 4185939644), (436, 2352190855), (490, 2092969822), (545, 1881752684), (763, 1344109060), (980, 1046484911), (1090, 940876342), (1526, 672054530), (2180, 470438171), (3052, 336027265), (3815, 268821812), (5341, 192015580), (7630, 134410906), (10682, 96007790), (15260, 67205453), (21364, 48003895), (26705, 38403116), (53410, 19201558), (106820, 9600779)]