51134080

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{733}}^1$

素因数の和:861

約数の個数: 64

約数和(自身を含む): 123532200

約数和(自身を除く): 72398120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 320, 436, 545, 640, 733, 872, 1090, 1466, 1744, 2180, 2932, 3488, 3665, 4360, 5864, 6976, 7330, 8720, 11728, 13952, 14660, 17440, 23456, 29320, 34880, 46912, 58640, 69760, 79897, 93824, 117280, 159794, 234560, 319588, 399485, 469120, 639176, 798970, 1278352, 1597940, 2556704, 3195880, 5113408, 6391760, 10226816, 12783520, 25567040, 51134080]

約数ペア:

[(1, 51134080), (2, 25567040), (4, 12783520), (5, 10226816), (8, 6391760), (10, 5113408), (16, 3195880), (20, 2556704), (32, 1597940), (40, 1278352), (64, 798970), (80, 639176), (109, 469120), (128, 399485), (160, 319588), (218, 234560), (320, 159794), (436, 117280), (545, 93824), (640, 79897), (733, 69760), (872, 58640), (1090, 46912), (1466, 34880), (1744, 29320), (2180, 23456), (2932, 17440), (3488, 14660), (3665, 13952), (4360, 11728), (5864, 8720), (6976, 7330)]