45248080

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5189}}^1$

素因数の和:5311

約数の個数: 40

約数和(自身を含む): 106187400

約数和(自身を除く): 60939320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 5189, 8720, 10378, 20756, 25945, 41512, 51890, 83024, 103780, 207560, 415120, 565601, 1131202, 2262404, 2828005, 4524808, 5656010, 9049616, 11312020, 22624040, 45248080]

約数ペア:

[(1, 45248080), (2, 22624040), (4, 11312020), (5, 9049616), (8, 5656010), (10, 4524808), (16, 2828005), (20, 2262404), (40, 1131202), (80, 565601), (109, 415120), (218, 207560), (436, 103780), (545, 83024), (872, 51890), (1090, 41512), (1744, 25945), (2180, 20756), (4360, 10378), (5189, 8720)]