161632016

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3581}}^1$

素因数の和:3640

約数の個数: 80

約数和(自身を含む): 397974528

約数和(自身を除く): 236342512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 3581, 5642, 6448, 7162, 11284, 14324, 22568, 25067, 28648, 45136, 46553, 50134, 57296, 93106, 100268, 111011, 186212, 200536, 222022, 325871, 372424, 401072, 444044, 651742, 744848, 777077, 888088, 1303484, 1443143, 1554154, 1776176, 2606968, 2886286, 3108308, 5213936, 5772572, 6216616, 10102001, 11545144, 12433232, 20204002, 23090288, 40408004, 80816008, 161632016]

約数ペア:

[(1, 161632016), (2, 80816008), (4, 40408004), (7, 23090288), (8, 20204002), (13, 12433232), (14, 11545144), (16, 10102001), (26, 6216616), (28, 5772572), (31, 5213936), (52, 3108308), (56, 2886286), (62, 2606968), (91, 1776176), (104, 1554154), (112, 1443143), (124, 1303484), (182, 888088), (208, 777077), (217, 744848), (248, 651742), (364, 444044), (403, 401072), (434, 372424), (496, 325871), (728, 222022), (806, 200536), (868, 186212), (1456, 111011), (1612, 100268), (1736, 93106), (2821, 57296), (3224, 50134), (3472, 46553), (3581, 45136), (5642, 28648), (6448, 25067), (7162, 22568), (11284, 14324)]