74097980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:555

約数の個数: 72

約数和(自身を含む): 173970384

約数和(自身を除く): 99872404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 121, 134, 220, 242, 268, 335, 457, 484, 605, 670, 737, 914, 1210, 1340, 1474, 1828, 2285, 2420, 2948, 3685, 4570, 5027, 7370, 8107, 9140, 10054, 14740, 16214, 20108, 25135, 30619, 32428, 40535, 50270, 55297, 61238, 81070, 100540, 110594, 122476, 153095, 162140, 221188, 276485, 306190, 336809, 552970, 612380, 673618, 1105940, 1347236, 1684045, 3368090, 3704899, 6736180, 7409798, 14819596, 18524495, 37048990, 74097980]

約数ペア:

[(1, 74097980), (2, 37048990), (4, 18524495), (5, 14819596), (10, 7409798), (11, 6736180), (20, 3704899), (22, 3368090), (44, 1684045), (55, 1347236), (67, 1105940), (110, 673618), (121, 612380), (134, 552970), (220, 336809), (242, 306190), (268, 276485), (335, 221188), (457, 162140), (484, 153095), (605, 122476), (670, 110594), (737, 100540), (914, 81070), (1210, 61238), (1340, 55297), (1474, 50270), (1828, 40535), (2285, 32428), (2420, 30619), (2948, 25135), (3685, 20108), (4570, 16214), (5027, 14740), (7370, 10054), (8107, 9140)]