79968320

素因数分解:

$2^6\times 5^1\times {\mathrm{269}}^1\times {\mathrm{929}}^1$

素因数の和:1215

約数の個数: 56

約数和(自身を含む): 191338200

約数和(自身を除く): 111369880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 269, 320, 538, 929, 1076, 1345, 1858, 2152, 2690, 3716, 4304, 4645, 5380, 7432, 8608, 9290, 10760, 14864, 17216, 18580, 21520, 29728, 37160, 43040, 59456, 74320, 86080, 148640, 249901, 297280, 499802, 999604, 1249505, 1999208, 2499010, 3998416, 4998020, 7996832, 9996040, 15993664, 19992080, 39984160, 79968320]

約数ペア:

[(1, 79968320), (2, 39984160), (4, 19992080), (5, 15993664), (8, 9996040), (10, 7996832), (16, 4998020), (20, 3998416), (32, 2499010), (40, 1999208), (64, 1249505), (80, 999604), (160, 499802), (269, 297280), (320, 249901), (538, 148640), (929, 86080), (1076, 74320), (1345, 59456), (1858, 43040), (2152, 37160), (2690, 29728), (3716, 21520), (4304, 18580), (4645, 17216), (5380, 14864), (7432, 10760), (8608, 9290)]