15661713925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{42533}}^1$

素因数の和:42670

約数の個数: 48

約数和(自身を含む): 23037775488

約数和(自身を除く): 7376061563

約数列:

[1, 5, 11, 13, 25, 55, 65, 103, 143, 275, 325, 515, 715, 1133, 1339, 2575, 3575, 5665, 6695, 14729, 28325, 33475, 42533, 73645, 212665, 368225, 467863, 552929, 1063325, 2339315, 2764645, 4380899, 6082219, 11696575, 13823225, 21904495, 30411095, 48189889, 56951687, 109522475, 152055475, 240949445, 284758435, 626468557, 1204747225, 1423792175, 3132342785, 15661713925]

約数ペア:

[(1, 15661713925), (5, 3132342785), (11, 1423792175), (13, 1204747225), (25, 626468557), (55, 284758435), (65, 240949445), (103, 152055475), (143, 109522475), (275, 56951687), (325, 48189889), (515, 30411095), (715, 21904495), (1133, 13823225), (1339, 11696575), (2575, 6082219), (3575, 4380899), (5665, 2764645), (6695, 2339315), (14729, 1063325), (28325, 552929), (33475, 467863), (42533, 368225), (73645, 212665)]