28502375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1091}}^1$

素因数の和:1136

約数の個数: 32

約数和(自身を含む): 40884480

約数和(自身を除く): 12382105

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 1045, 1091, 1375, 2375, 5225, 5455, 12001, 20729, 26125, 27275, 60005, 103645, 136375, 228019, 300025, 518225, 1140095, 1500125, 2591125, 5700475, 28502375]

約数ペア:

[(1, 28502375), (5, 5700475), (11, 2591125), (19, 1500125), (25, 1140095), (55, 518225), (95, 300025), (125, 228019), (209, 136375), (275, 103645), (475, 60005), (1045, 27275), (1091, 26125), (1375, 20729), (2375, 12001), (5225, 5455)]