25640080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1109}}^1$

素因数の和:1156

約数の個数: 60

約数和(自身を含む): 63383220

約数和(自身を除く): 37743140

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 1109, 1156, 1360, 1445, 2218, 2312, 2890, 4436, 4624, 5545, 5780, 8872, 11090, 11560, 17744, 18853, 22180, 23120, 37706, 44360, 75412, 88720, 94265, 150824, 188530, 301648, 320501, 377060, 641002, 754120, 1282004, 1508240, 1602505, 2564008, 3205010, 5128016, 6410020, 12820040, 25640080]

約数ペア:

[(1, 25640080), (2, 12820040), (4, 6410020), (5, 5128016), (8, 3205010), (10, 2564008), (16, 1602505), (17, 1508240), (20, 1282004), (34, 754120), (40, 641002), (68, 377060), (80, 320501), (85, 301648), (136, 188530), (170, 150824), (272, 94265), (289, 88720), (340, 75412), (578, 44360), (680, 37706), (1109, 23120), (1156, 22180), (1360, 18853), (1445, 17744), (2218, 11560), (2312, 11090), (2890, 8872), (4436, 5780), (4624, 5545)]