2778633985

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1\times {\mathrm{727}}^1$

素因数の和:1417

約数の個数: 32

約数和(自身を含む): 3540176640

約数和(自身を除く): 761542655

約数列:

[1, 5, 29, 43, 145, 215, 613, 727, 1247, 3065, 3635, 6235, 17777, 21083, 26359, 31261, 88885, 105415, 131795, 156305, 445651, 764411, 906569, 2228255, 3822055, 4532845, 12923879, 19162993, 64619395, 95814965, 555726797, 2778633985]

約数ペア:

[(1, 2778633985), (5, 555726797), (29, 95814965), (43, 64619395), (145, 19162993), (215, 12923879), (613, 4532845), (727, 3822055), (1247, 2228255), (3065, 906569), (3635, 764411), (6235, 445651), (17777, 156305), (21083, 131795), (26359, 105415), (31261, 88885)]