25982000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1181}}^1$

素因数の和:1215

約数の個数: 80

約数和(自身を含む): 68593824

約数和(自身を除く): 42611824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 400, 440, 500, 550, 880, 1000, 1100, 1181, 1375, 2000, 2200, 2362, 2750, 4400, 4724, 5500, 5905, 9448, 11000, 11810, 12991, 18896, 22000, 23620, 25982, 29525, 47240, 51964, 59050, 64955, 94480, 103928, 118100, 129910, 147625, 207856, 236200, 259820, 295250, 324775, 472400, 519640, 590500, 649550, 1039280, 1181000, 1299100, 1623875, 2362000, 2598200, 3247750, 5196400, 6495500, 12991000, 25982000]

約数ペア:

[(1, 25982000), (2, 12991000), (4, 6495500), (5, 5196400), (8, 3247750), (10, 2598200), (11, 2362000), (16, 1623875), (20, 1299100), (22, 1181000), (25, 1039280), (40, 649550), (44, 590500), (50, 519640), (55, 472400), (80, 324775), (88, 295250), (100, 259820), (110, 236200), (125, 207856), (176, 147625), (200, 129910), (220, 118100), (250, 103928), (275, 94480), (400, 64955), (440, 59050), (500, 51964), (550, 47240), (880, 29525), (1000, 25982), (1100, 23620), (1181, 22000), (1375, 18896), (2000, 12991), (2200, 11810), (2362, 11000), (2750, 9448), (4400, 5905), (4724, 5500)]