126055280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2074

約数の個数: 80

約数和(自身を含む): 320958624

約数和(自身を除く): 194903344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 244, 260, 305, 488, 520, 610, 793, 976, 1040, 1220, 1586, 1987, 2440, 3172, 3965, 3974, 4880, 6344, 7930, 7948, 9935, 12688, 15860, 15896, 19870, 25831, 31720, 31792, 39740, 51662, 63440, 79480, 103324, 121207, 129155, 158960, 206648, 242414, 258310, 413296, 484828, 516620, 606035, 969656, 1033240, 1212070, 1575691, 1939312, 2066480, 2424140, 3151382, 4848280, 6302764, 7878455, 9696560, 12605528, 15756910, 25211056, 31513820, 63027640, 126055280]

約数ペア:

[(1, 126055280), (2, 63027640), (4, 31513820), (5, 25211056), (8, 15756910), (10, 12605528), (13, 9696560), (16, 7878455), (20, 6302764), (26, 4848280), (40, 3151382), (52, 2424140), (61, 2066480), (65, 1939312), (80, 1575691), (104, 1212070), (122, 1033240), (130, 969656), (208, 606035), (244, 516620), (260, 484828), (305, 413296), (488, 258310), (520, 242414), (610, 206648), (793, 158960), (976, 129155), (1040, 121207), (1220, 103324), (1586, 79480), (1987, 63440), (2440, 51662), (3172, 39740), (3965, 31792), (3974, 31720), (4880, 25831), (6344, 19870), (7930, 15896), (7948, 15860), (9935, 12688)]