90803680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{51593}}^1$

素因数の和:51619

約数の個数: 48

約数和(自身を含む): 234030384

約数和(自身を除く): 143226704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 51593, 103186, 206372, 257965, 412744, 515930, 567523, 825488, 1031860, 1135046, 1650976, 2063720, 2270092, 2837615, 4127440, 4540184, 5675230, 8254880, 9080368, 11350460, 18160736, 22700920, 45401840, 90803680]

約数ペア:

[(1, 90803680), (2, 45401840), (4, 22700920), (5, 18160736), (8, 11350460), (10, 9080368), (11, 8254880), (16, 5675230), (20, 4540184), (22, 4127440), (32, 2837615), (40, 2270092), (44, 2063720), (55, 1650976), (80, 1135046), (88, 1031860), (110, 825488), (160, 567523), (176, 515930), (220, 412744), (352, 257965), (440, 206372), (880, 103186), (1760, 51593)]