890787964975

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1523}}^1\times {\mathrm{6301}}^1$

素因数の和:7960

約数の個数: 48

約数和(自身を含む): 1143289681920

約数和(自身を除く): 252501716945

約数列:

[1, 5, 25, 47, 79, 235, 395, 1175, 1523, 1975, 3713, 6301, 7615, 18565, 31505, 38075, 71581, 92825, 120317, 157525, 296147, 357905, 497779, 601585, 1480735, 1789525, 2488895, 3007925, 5654899, 7403675, 9596423, 12444475, 23395613, 28274495, 47982115, 116978065, 141372475, 239910575, 451031881, 584890325, 758117417, 2255159405, 3790587085, 11275797025, 18952935425, 35631518599, 178157592995, 890787964975]

約数ペア:

[(1, 890787964975), (5, 178157592995), (25, 35631518599), (47, 18952935425), (79, 11275797025), (235, 3790587085), (395, 2255159405), (1175, 758117417), (1523, 584890325), (1975, 451031881), (3713, 239910575), (6301, 141372475), (7615, 116978065), (18565, 47982115), (31505, 28274495), (38075, 23395613), (71581, 12444475), (92825, 9596423), (120317, 7403675), (157525, 5654899), (296147, 3007925), (357905, 2488895), (497779, 1789525), (601585, 1480735)]