15661779856

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{599}}^1\times {\mathrm{991}}^1$

素因数の和:1712

約数の個数: 80

約数和(自身を含む): 32547916800

約数和(自身を除く): 16886136944

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 97, 136, 194, 272, 388, 599, 776, 991, 1198, 1552, 1649, 1982, 2396, 3298, 3964, 4792, 6596, 7928, 9584, 10183, 13192, 15856, 16847, 20366, 26384, 33694, 40732, 58103, 67388, 81464, 96127, 116206, 134776, 162928, 192254, 232412, 269552, 384508, 464824, 593609, 769016, 929648, 987751, 1187218, 1538032, 1634159, 1975502, 2374436, 3268318, 3951004, 4748872, 6536636, 7902008, 9497744, 10091353, 13073272, 15804016, 20182706, 26146544, 40365412, 57580073, 80730824, 115160146, 161461648, 230320292, 460640584, 921281168, 978861241, 1957722482, 3915444964, 7830889928, 15661779856]

約数ペア:

[(1, 15661779856), (2, 7830889928), (4, 3915444964), (8, 1957722482), (16, 978861241), (17, 921281168), (34, 460640584), (68, 230320292), (97, 161461648), (136, 115160146), (194, 80730824), (272, 57580073), (388, 40365412), (599, 26146544), (776, 20182706), (991, 15804016), (1198, 13073272), (1552, 10091353), (1649, 9497744), (1982, 7902008), (2396, 6536636), (3298, 4748872), (3964, 3951004), (4792, 3268318), (6596, 2374436), (7928, 1975502), (9584, 1634159), (10183, 1538032), (13192, 1187218), (15856, 987751), (16847, 929648), (20366, 769016), (26384, 593609), (33694, 464824), (40732, 384508), (58103, 269552), (67388, 232412), (81464, 192254), (96127, 162928), (116206, 134776)]