1949013375

素因数分解:

$3^1\times 5^3\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1$

素因数の和:857

約数の個数: 64

約数和(自身を含む): 3327367680

約数和(自身を除く): 1378354305

約数列:

[1, 3, 5, 15, 25, 59, 75, 125, 137, 177, 295, 375, 411, 643, 685, 885, 1475, 1929, 2055, 3215, 3425, 4425, 7375, 8083, 9645, 10275, 16075, 17125, 22125, 24249, 37937, 40415, 48225, 51375, 80375, 88091, 113811, 121245, 189685, 202075, 241125, 264273, 440455, 569055, 606225, 948425, 1010375, 1321365, 2202275, 2845275, 3031125, 4742125, 5197369, 6606825, 11011375, 14226375, 15592107, 25986845, 33034125, 77960535, 129934225, 389802675, 649671125, 1949013375]

約数ペア:

[(1, 1949013375), (3, 649671125), (5, 389802675), (15, 129934225), (25, 77960535), (59, 33034125), (75, 25986845), (125, 15592107), (137, 14226375), (177, 11011375), (295, 6606825), (375, 5197369), (411, 4742125), (643, 3031125), (685, 2845275), (885, 2202275), (1475, 1321365), (1929, 1010375), (2055, 948425), (3215, 606225), (3425, 569055), (4425, 440455), (7375, 264273), (8083, 241125), (9645, 202075), (10275, 189685), (16075, 121245), (17125, 113811), (22125, 88091), (24249, 80375), (37937, 51375), (40415, 48225)]