25304585

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 33802272

約数和(自身を除く): 8497687

約数列:

[1, 5, 17, 41, 53, 85, 137, 205, 265, 685, 697, 901, 2173, 2329, 3485, 4505, 5617, 7261, 10865, 11645, 28085, 36305, 36941, 95489, 123437, 184705, 297701, 477445, 617185, 1488505, 5060917, 25304585]

約数ペア:

[(1, 25304585), (5, 5060917), (17, 1488505), (41, 617185), (53, 477445), (85, 297701), (137, 184705), (205, 123437), (265, 95489), (685, 36941), (697, 36305), (901, 28085), (2173, 11645), (2329, 10865), (3485, 7261), (4505, 5617)]