7738900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5953}}^1$

素因数の和:5980

約数の個数: 36

約数和(自身を含む): 18088252

約数和(自身を除く): 10349352

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 5953, 11906, 23812, 29765, 59530, 77389, 119060, 148825, 154778, 297650, 309556, 386945, 595300, 773890, 1547780, 1934725, 3869450, 7738900]

約数ペア:

[(1, 7738900), (2, 3869450), (4, 1934725), (5, 1547780), (10, 773890), (13, 595300), (20, 386945), (25, 309556), (26, 297650), (50, 154778), (52, 148825), (65, 119060), (100, 77389), (130, 59530), (260, 29765), (325, 23812), (650, 11906), (1300, 5953)]