80012648

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 166622400

約数和(自身を除く): 86609752

約数列:

[1, 2, 4, 8, 19, 37, 38, 41, 74, 76, 82, 148, 152, 164, 296, 328, 347, 694, 703, 779, 1388, 1406, 1517, 1558, 2776, 2812, 3034, 3116, 5624, 6068, 6232, 6593, 12136, 12839, 13186, 14227, 25678, 26372, 28454, 28823, 51356, 52744, 56908, 57646, 102712, 113816, 115292, 230584, 243941, 270313, 487882, 526399, 540626, 975764, 1052798, 1081252, 1951528, 2105596, 2162504, 4211192, 10001581, 20003162, 40006324, 80012648]

約数ペア:

[(1, 80012648), (2, 40006324), (4, 20003162), (8, 10001581), (19, 4211192), (37, 2162504), (38, 2105596), (41, 1951528), (74, 1081252), (76, 1052798), (82, 975764), (148, 540626), (152, 526399), (164, 487882), (296, 270313), (328, 243941), (347, 230584), (694, 115292), (703, 113816), (779, 102712), (1388, 57646), (1406, 56908), (1517, 52744), (1558, 51356), (2776, 28823), (2812, 28454), (3034, 26372), (3116, 25678), (5624, 14227), (6068, 13186), (6232, 12839), (6593, 12136)]