79531240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:802

約数の個数: 64

約数和(自身を含む): 188386560

約数和(自身を除く): 108855320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 137, 184, 230, 274, 460, 548, 631, 685, 920, 1096, 1262, 1370, 2524, 2740, 3151, 3155, 5048, 5480, 6302, 6310, 12604, 12620, 14513, 15755, 25208, 25240, 29026, 31510, 58052, 63020, 72565, 86447, 116104, 126040, 145130, 172894, 290260, 345788, 432235, 580520, 691576, 864470, 1728940, 1988281, 3457880, 3976562, 7953124, 9941405, 15906248, 19882810, 39765620, 79531240]

約数ペア:

[(1, 79531240), (2, 39765620), (4, 19882810), (5, 15906248), (8, 9941405), (10, 7953124), (20, 3976562), (23, 3457880), (40, 1988281), (46, 1728940), (92, 864470), (115, 691576), (137, 580520), (184, 432235), (230, 345788), (274, 290260), (460, 172894), (548, 145130), (631, 126040), (685, 116104), (920, 86447), (1096, 72565), (1262, 63020), (1370, 58052), (2524, 31510), (2740, 29026), (3151, 25240), (3155, 25208), (5048, 15755), (5480, 14513), (6302, 12620), (6310, 12604)]