28918250

素因数分解:

$2^1\times 5^3\times {\mathrm{131}}^1\times {\mathrm{883}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 54609984

約数和(自身を除く): 25691734

約数列:

[1, 2, 5, 10, 25, 50, 125, 131, 250, 262, 655, 883, 1310, 1766, 3275, 4415, 6550, 8830, 16375, 22075, 32750, 44150, 110375, 115673, 220750, 231346, 578365, 1156730, 2891825, 5783650, 14459125, 28918250]

約数ペア:

[(1, 28918250), (2, 14459125), (5, 5783650), (10, 2891825), (25, 1156730), (50, 578365), (125, 231346), (131, 220750), (250, 115673), (262, 110375), (655, 44150), (883, 32750), (1310, 22075), (1766, 16375), (3275, 8830), (4415, 6550)]