51308455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1327}}^1$

素因数の和:1399

約数の個数: 32

約数和(自身を含む): 72668160

約数和(自身を除く): 21359705

約数列:

[1, 5, 11, 19, 37, 55, 95, 185, 209, 407, 703, 1045, 1327, 2035, 3515, 6635, 7733, 14597, 25213, 38665, 49099, 72985, 126065, 245495, 277343, 540089, 932881, 1386715, 2700445, 4664405, 10261691, 51308455]

約数ペア:

[(1, 51308455), (5, 10261691), (11, 4664405), (19, 2700445), (37, 1386715), (55, 932881), (95, 540089), (185, 277343), (209, 245495), (407, 126065), (703, 72985), (1045, 49099), (1327, 38665), (2035, 25213), (3515, 14597), (6635, 7733)]