79677975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1151}}^1$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 143990784

約数和(自身を除く): 64312809

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 195, 213, 325, 355, 923, 975, 1065, 1151, 1775, 2769, 3453, 4615, 5325, 5755, 13845, 14963, 17265, 23075, 28775, 44889, 69225, 74815, 81721, 86325, 224445, 245163, 374075, 408605, 1062373, 1122225, 1225815, 2043025, 3187119, 5311865, 6129075, 15935595, 26559325, 79677975]

約数ペア:

[(1, 79677975), (3, 26559325), (5, 15935595), (13, 6129075), (15, 5311865), (25, 3187119), (39, 2043025), (65, 1225815), (71, 1122225), (75, 1062373), (195, 408605), (213, 374075), (325, 245163), (355, 224445), (923, 86325), (975, 81721), (1065, 74815), (1151, 69225), (1775, 44889), (2769, 28775), (3453, 23075), (4615, 17265), (5325, 14963), (5755, 13845)]