77512520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113989}}^1$

素因数の和:114017

約数の個数: 32

約数和(自身を含む): 184663800

約数和(自身を除く): 107151280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 113989, 227978, 455956, 569945, 911912, 1139890, 1937813, 2279780, 3875626, 4559560, 7751252, 9689065, 15502504, 19378130, 38756260, 77512520]

約数ペア:

[(1, 77512520), (2, 38756260), (4, 19378130), (5, 15502504), (8, 9689065), (10, 7751252), (17, 4559560), (20, 3875626), (34, 2279780), (40, 1937813), (68, 1139890), (85, 911912), (136, 569945), (170, 455956), (340, 227978), (680, 113989)]