89414440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{54521}}^1$

素因数の和:54573

約数の個数: 32

約数和(自身を含む): 206093160

約数和(自身を除く): 116678720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 54521, 109042, 218084, 272605, 436168, 545210, 1090420, 2180840, 2235361, 4470722, 8941444, 11176805, 17882888, 22353610, 44707220, 89414440]

約数ペア:

[(1, 89414440), (2, 44707220), (4, 22353610), (5, 17882888), (8, 11176805), (10, 8941444), (20, 4470722), (40, 2235361), (41, 2180840), (82, 1090420), (164, 545210), (205, 436168), (328, 272605), (410, 218084), (820, 109042), (1640, 54521)]