81498800

素因数分解:

$2^4\times 5^2\times {\mathrm{67}}^1\times {\mathrm{3041}}^1$

素因数の和:3126

約数の個数: 60

約数和(自身を含む): 198788616

約数和(自身を除く): 117289816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 67, 80, 100, 134, 200, 268, 335, 400, 536, 670, 1072, 1340, 1675, 2680, 3041, 3350, 5360, 6082, 6700, 12164, 13400, 15205, 24328, 26800, 30410, 48656, 60820, 76025, 121640, 152050, 203747, 243280, 304100, 407494, 608200, 814988, 1018735, 1216400, 1629976, 2037470, 3259952, 4074940, 5093675, 8149880, 10187350, 16299760, 20374700, 40749400, 81498800]

約数ペア:

[(1, 81498800), (2, 40749400), (4, 20374700), (5, 16299760), (8, 10187350), (10, 8149880), (16, 5093675), (20, 4074940), (25, 3259952), (40, 2037470), (50, 1629976), (67, 1216400), (80, 1018735), (100, 814988), (134, 608200), (200, 407494), (268, 304100), (335, 243280), (400, 203747), (536, 152050), (670, 121640), (1072, 76025), (1340, 60820), (1675, 48656), (2680, 30410), (3041, 26800), (3350, 24328), (5360, 15205), (6082, 13400), (6700, 12164)]