31336168

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 66830400

約数和(自身を除く): 35494232

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 67, 68, 76, 134, 136, 152, 181, 268, 323, 362, 536, 646, 724, 1139, 1273, 1292, 1448, 2278, 2546, 2584, 3077, 3439, 4556, 5092, 6154, 6878, 9112, 10184, 12127, 12308, 13756, 21641, 24254, 24616, 27512, 43282, 48508, 58463, 86564, 97016, 116926, 173128, 206159, 230413, 233852, 412318, 460826, 467704, 824636, 921652, 1649272, 1843304, 3917021, 7834042, 15668084, 31336168]

約数ペア:

[(1, 31336168), (2, 15668084), (4, 7834042), (8, 3917021), (17, 1843304), (19, 1649272), (34, 921652), (38, 824636), (67, 467704), (68, 460826), (76, 412318), (134, 233852), (136, 230413), (152, 206159), (181, 173128), (268, 116926), (323, 97016), (362, 86564), (536, 58463), (646, 48508), (724, 43282), (1139, 27512), (1273, 24616), (1292, 24254), (1448, 21641), (2278, 13756), (2546, 12308), (2584, 12127), (3077, 10184), (3439, 9112), (4556, 6878), (5092, 6154)]