7155115988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{521}}^1\times {\mathrm{1319}}^1$

素因数の和:2000

約数の個数: 48

約数和(自身を含む): 13312252800

約数和(自身を除く): 6157136812

約数列:

[1, 2, 4, 19, 38, 76, 137, 274, 521, 548, 1042, 1319, 2084, 2603, 2638, 5206, 5276, 9899, 10412, 19798, 25061, 39596, 50122, 71377, 100244, 142754, 180703, 285508, 361406, 687199, 722812, 1356163, 1374398, 2712326, 2748796, 3433357, 5424652, 6866714, 13056781, 13733428, 26113562, 52227124, 94146263, 188292526, 376585052, 1788778997, 3577557994, 7155115988]

約数ペア:

[(1, 7155115988), (2, 3577557994), (4, 1788778997), (19, 376585052), (38, 188292526), (76, 94146263), (137, 52227124), (274, 26113562), (521, 13733428), (548, 13056781), (1042, 6866714), (1319, 5424652), (2084, 3433357), (2603, 2748796), (2638, 2712326), (5206, 1374398), (5276, 1356163), (9899, 722812), (10412, 687199), (19798, 361406), (25061, 285508), (39596, 180703), (50122, 142754), (71377, 100244)]