11222500

素因数分解:

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

素因数の和:158

約数の個数: 45

約数和(自身を含む): 24913119

約数和(自身を除く): 13690619

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 125, 134, 250, 268, 335, 500, 625, 670, 1250, 1340, 1675, 2500, 3350, 4489, 6700, 8375, 8978, 16750, 17956, 22445, 33500, 41875, 44890, 83750, 89780, 112225, 167500, 224450, 448900, 561125, 1122250, 2244500, 2805625, 5611250, 11222500]

約数ペア:

[(1, 11222500), (2, 5611250), (4, 2805625), (5, 2244500), (10, 1122250), (20, 561125), (25, 448900), (50, 224450), (67, 167500), (100, 112225), (125, 89780), (134, 83750), (250, 44890), (268, 41875), (335, 33500), (500, 22445), (625, 17956), (670, 16750), (1250, 8978), (1340, 8375), (1675, 6700), (2500, 4489)]