87499408

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16931}}^1$

素因数の和:16975

約数の個数: 40

約数和(自身を含む): 188961120

約数和(自身を除く): 101461712

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 16931, 33862, 67724, 135448, 270896, 287827, 321689, 575654, 643378, 1151308, 1286756, 2302616, 2573512, 4605232, 5147024, 5468713, 10937426, 21874852, 43749704, 87499408]

約数ペア:

[(1, 87499408), (2, 43749704), (4, 21874852), (8, 10937426), (16, 5468713), (17, 5147024), (19, 4605232), (34, 2573512), (38, 2302616), (68, 1286756), (76, 1151308), (136, 643378), (152, 575654), (272, 321689), (304, 287827), (323, 270896), (646, 135448), (1292, 67724), (2584, 33862), (5168, 16931)]