51359230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 105598080

約数和(自身を除く): 54238850

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 89, 115, 130, 178, 193, 230, 299, 386, 445, 598, 890, 965, 1157, 1495, 1930, 2047, 2314, 2509, 2990, 4094, 4439, 5018, 5785, 8878, 10235, 11570, 12545, 17177, 20470, 22195, 25090, 26611, 34354, 44390, 53222, 57707, 85885, 115414, 133055, 171770, 223301, 266110, 288535, 395071, 446602, 577070, 790142, 1116505, 1975355, 2233010, 3950710, 5135923, 10271846, 25679615, 51359230]

約数ペア:

[(1, 51359230), (2, 25679615), (5, 10271846), (10, 5135923), (13, 3950710), (23, 2233010), (26, 1975355), (46, 1116505), (65, 790142), (89, 577070), (115, 446602), (130, 395071), (178, 288535), (193, 266110), (230, 223301), (299, 171770), (386, 133055), (445, 115414), (598, 85885), (890, 57707), (965, 53222), (1157, 44390), (1495, 34354), (1930, 26611), (2047, 25090), (2314, 22195), (2509, 20470), (2990, 17177), (4094, 12545), (4439, 11570), (5018, 10235), (5785, 8878)]