201997773992

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1\times {\mathrm{111637}}^1$

素因数の和:112138

約数の個数: 64

約数和(自身を含む): 439407168000

約数和(自身を除く): 237409394008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 409, 553, 632, 818, 1106, 1636, 2212, 2863, 3272, 4424, 5726, 11452, 22904, 32311, 64622, 111637, 129244, 223274, 226177, 258488, 446548, 452354, 781459, 893096, 904708, 1562918, 1809416, 3125836, 6251672, 8819323, 17638646, 35277292, 45659533, 61735261, 70554584, 91319066, 123470522, 182638132, 246941044, 319616731, 365276264, 493882088, 639233462, 1278466924, 2556933848, 3607103107, 7214206214, 14428412428, 25249721749, 28856824856, 50499443498, 100998886996, 201997773992]

約数ペア:

[(1, 201997773992), (2, 100998886996), (4, 50499443498), (7, 28856824856), (8, 25249721749), (14, 14428412428), (28, 7214206214), (56, 3607103107), (79, 2556933848), (158, 1278466924), (316, 639233462), (409, 493882088), (553, 365276264), (632, 319616731), (818, 246941044), (1106, 182638132), (1636, 123470522), (2212, 91319066), (2863, 70554584), (3272, 61735261), (4424, 45659533), (5726, 35277292), (11452, 17638646), (22904, 8819323), (32311, 6251672), (64622, 3125836), (111637, 1809416), (129244, 1562918), (223274, 904708), (226177, 893096), (258488, 781459), (446548, 452354)]