8638036975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{11801}}^1$

素因数の和:11920

約数の個数: 48

約数和(自身を含む): 11941735680

約数和(自身を除く): 3303698705

約数列:

[1, 5, 19, 23, 25, 67, 95, 115, 335, 437, 475, 575, 1273, 1541, 1675, 2185, 6365, 7705, 10925, 11801, 29279, 31825, 38525, 59005, 146395, 224219, 271423, 295025, 731975, 790667, 1121095, 1357115, 3953335, 5157037, 5605475, 6785575, 15022673, 18185341, 19766675, 25785185, 75113365, 90926705, 128925925, 345521479, 375566825, 454633525, 1727607395, 8638036975]

約数ペア:

[(1, 8638036975), (5, 1727607395), (19, 454633525), (23, 375566825), (25, 345521479), (67, 128925925), (95, 90926705), (115, 75113365), (335, 25785185), (437, 19766675), (475, 18185341), (575, 15022673), (1273, 6785575), (1541, 5605475), (1675, 5157037), (2185, 3953335), (6365, 1357115), (7705, 1121095), (10925, 790667), (11801, 731975), (29279, 295025), (31825, 271423), (38525, 224219), (59005, 146395)]