90687688

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2897}}^1$

素因数の和:2966

約数の個数: 64

約数和(自身を含む): 214220160

約数和(自身を除く): 123532472

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 52, 56, 86, 91, 104, 172, 182, 301, 344, 364, 559, 602, 728, 1118, 1204, 2236, 2408, 2897, 3913, 4472, 5794, 7826, 11588, 15652, 20279, 23176, 31304, 37661, 40558, 75322, 81116, 124571, 150644, 162232, 249142, 263627, 301288, 498284, 527254, 871997, 996568, 1054508, 1619423, 1743994, 2109016, 3238846, 3487988, 6477692, 6975976, 11335961, 12955384, 22671922, 45343844, 90687688]

約数ペア:

[(1, 90687688), (2, 45343844), (4, 22671922), (7, 12955384), (8, 11335961), (13, 6975976), (14, 6477692), (26, 3487988), (28, 3238846), (43, 2109016), (52, 1743994), (56, 1619423), (86, 1054508), (91, 996568), (104, 871997), (172, 527254), (182, 498284), (301, 301288), (344, 263627), (364, 249142), (559, 162232), (602, 150644), (728, 124571), (1118, 81116), (1204, 75322), (2236, 40558), (2408, 37661), (2897, 31304), (3913, 23176), (4472, 20279), (5794, 15652), (7826, 11588)]