53205625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:211

約数の個数: 40

約数和(自身を含む): 74226240

約数和(自身を除く): 21020615

約数列:

[1, 5, 11, 25, 55, 71, 109, 125, 275, 355, 545, 625, 781, 1199, 1375, 1775, 2725, 3905, 5995, 6875, 7739, 8875, 13625, 19525, 29975, 38695, 44375, 68125, 85129, 97625, 149875, 193475, 425645, 488125, 749375, 967375, 2128225, 4836875, 10641125, 53205625]

約数ペア:

[(1, 53205625), (5, 10641125), (11, 4836875), (25, 2128225), (55, 967375), (71, 749375), (109, 488125), (125, 425645), (275, 193475), (355, 149875), (545, 97625), (625, 85129), (781, 68125), (1199, 44375), (1375, 38695), (1775, 29975), (2725, 19525), (3905, 13625), (5995, 8875), (6875, 7739)]