85706320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4937}}^1$

素因数の和:4988

約数の個数: 80

約数和(自身を含む): 235127808

約数和(自身を除く): 149421488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 4937, 8680, 9874, 17360, 19748, 24685, 34559, 39496, 49370, 69118, 78992, 98740, 138236, 153047, 172795, 197480, 276472, 306094, 345590, 394960, 552944, 612188, 691180, 765235, 1071329, 1224376, 1382360, 1530470, 2142658, 2448752, 2764720, 3060940, 4285316, 5356645, 6121880, 8570632, 10713290, 12243760, 17141264, 21426580, 42853160, 85706320]

約数ペア:

[(1, 85706320), (2, 42853160), (4, 21426580), (5, 17141264), (7, 12243760), (8, 10713290), (10, 8570632), (14, 6121880), (16, 5356645), (20, 4285316), (28, 3060940), (31, 2764720), (35, 2448752), (40, 2142658), (56, 1530470), (62, 1382360), (70, 1224376), (80, 1071329), (112, 765235), (124, 691180), (140, 612188), (155, 552944), (217, 394960), (248, 345590), (280, 306094), (310, 276472), (434, 197480), (496, 172795), (560, 153047), (620, 138236), (868, 98740), (1085, 78992), (1240, 69118), (1736, 49370), (2170, 39496), (2480, 34559), (3472, 24685), (4340, 19748), (4937, 17360), (8680, 9874)]