1255369521725

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{76441}}^1$

素因数の和:76623

約数の個数: 72

約数和(自身を含む): 1758650642280

約数和(自身を除く): 503281120555

約数列:

[1, 5, 11, 25, 55, 61, 89, 121, 275, 305, 445, 605, 671, 979, 1525, 2225, 3025, 3355, 4895, 5429, 7381, 10769, 16775, 24475, 27145, 36905, 53845, 59719, 76441, 135725, 184525, 269225, 298595, 382205, 656909, 840851, 1492975, 1911025, 3284545, 4204255, 4662901, 6803249, 9249361, 16422725, 21021275, 23314505, 34016245, 46246805, 51291911, 74835739, 116572525, 170081225, 231234025, 256459555, 374178695, 414998189, 564211021, 823193129, 1282297775, 1870893475, 2074990945, 2821055105, 4115965645, 4564980079, 10374954725, 14105275525, 20579828225, 22824900395, 50214780869, 114124501975, 251073904345, 1255369521725]

約数ペア:

[(1, 1255369521725), (5, 251073904345), (11, 114124501975), (25, 50214780869), (55, 22824900395), (61, 20579828225), (89, 14105275525), (121, 10374954725), (275, 4564980079), (305, 4115965645), (445, 2821055105), (605, 2074990945), (671, 1870893475), (979, 1282297775), (1525, 823193129), (2225, 564211021), (3025, 414998189), (3355, 374178695), (4895, 256459555), (5429, 231234025), (7381, 170081225), (10769, 116572525), (16775, 74835739), (24475, 51291911), (27145, 46246805), (36905, 34016245), (53845, 23314505), (59719, 21021275), (76441, 16422725), (135725, 9249361), (184525, 6803249), (269225, 4662901), (298595, 4204255), (382205, 3284545), (656909, 1911025), (840851, 1492975)]