90920228

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 186810624

約数和(自身を除く): 95890396

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 197, 212, 311, 371, 394, 622, 742, 788, 1244, 1379, 1484, 2177, 2758, 4354, 5516, 8708, 10441, 16483, 20882, 32966, 41764, 61267, 65932, 73087, 115381, 122534, 146174, 230762, 245068, 292348, 428869, 461524, 857738, 1715476, 3247151, 6494302, 12988604, 22730057, 45460114, 90920228]

約数ペア:

[(1, 90920228), (2, 45460114), (4, 22730057), (7, 12988604), (14, 6494302), (28, 3247151), (53, 1715476), (106, 857738), (197, 461524), (212, 428869), (311, 292348), (371, 245068), (394, 230762), (622, 146174), (742, 122534), (788, 115381), (1244, 73087), (1379, 65932), (1484, 61267), (2177, 41764), (2758, 32966), (4354, 20882), (5516, 16483), (8708, 10441)]