66362660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5209}}^1$

素因数の和:5245

約数の個数: 72

約数和(自身を含む): 174618360

約数和(自身を除く): 108255700

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 5209, 6370, 10418, 12740, 20836, 26045, 36463, 52090, 67717, 72926, 104180, 135434, 145852, 182315, 255241, 270868, 338585, 364630, 474019, 510482, 677170, 729260, 948038, 1020964, 1276205, 1354340, 1896076, 2370095, 2552410, 3318133, 4740190, 5104820, 6636266, 9480380, 13272532, 16590665, 33181330, 66362660]

約数ペア:

[(1, 66362660), (2, 33181330), (4, 16590665), (5, 13272532), (7, 9480380), (10, 6636266), (13, 5104820), (14, 4740190), (20, 3318133), (26, 2552410), (28, 2370095), (35, 1896076), (49, 1354340), (52, 1276205), (65, 1020964), (70, 948038), (91, 729260), (98, 677170), (130, 510482), (140, 474019), (182, 364630), (196, 338585), (245, 270868), (260, 255241), (364, 182315), (455, 145852), (490, 135434), (637, 104180), (910, 72926), (980, 67717), (1274, 52090), (1820, 36463), (2548, 26045), (3185, 20836), (5209, 12740), (6370, 10418)]