8076404680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{55333}}^1$

素因数の和:55474

約数の個数: 64

約数和(自身を含む): 18824626800

約数和(自身を除く): 10748222120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 89, 164, 178, 205, 328, 356, 410, 445, 712, 820, 890, 1640, 1780, 3560, 3649, 7298, 14596, 18245, 29192, 36490, 55333, 72980, 110666, 145960, 221332, 276665, 442664, 553330, 1106660, 2213320, 2268653, 4537306, 4924637, 9074612, 9849274, 11343265, 18149224, 19698548, 22686530, 24623185, 39397096, 45373060, 49246370, 90746120, 98492740, 196985480, 201910117, 403820234, 807640468, 1009550585, 1615280936, 2019101170, 4038202340, 8076404680]

約数ペア:

[(1, 8076404680), (2, 4038202340), (4, 2019101170), (5, 1615280936), (8, 1009550585), (10, 807640468), (20, 403820234), (40, 201910117), (41, 196985480), (82, 98492740), (89, 90746120), (164, 49246370), (178, 45373060), (205, 39397096), (328, 24623185), (356, 22686530), (410, 19698548), (445, 18149224), (712, 11343265), (820, 9849274), (890, 9074612), (1640, 4924637), (1780, 4537306), (3560, 2268653), (3649, 2213320), (7298, 1106660), (14596, 553330), (18245, 442664), (29192, 276665), (36490, 221332), (55333, 145960), (72980, 110666)]