81755744

素因数分解:

$2^5\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2039}}^1$

素因数の和:2235

約数の個数: 48

約数和(自身を含む): 185068800

約数和(自身を除く): 103313056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 179, 224, 358, 716, 1253, 1432, 2039, 2506, 2864, 4078, 5012, 5728, 8156, 10024, 14273, 16312, 20048, 28546, 32624, 40096, 57092, 65248, 114184, 228368, 364981, 456736, 729962, 1459924, 2554867, 2919848, 5109734, 5839696, 10219468, 11679392, 20438936, 40877872, 81755744]

約数ペア:

[(1, 81755744), (2, 40877872), (4, 20438936), (7, 11679392), (8, 10219468), (14, 5839696), (16, 5109734), (28, 2919848), (32, 2554867), (56, 1459924), (112, 729962), (179, 456736), (224, 364981), (358, 228368), (716, 114184), (1253, 65248), (1432, 57092), (2039, 40096), (2506, 32624), (2864, 28546), (4078, 20048), (5012, 16312), (5728, 14273), (8156, 10024)]