65313040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{62801}}^1$

素因数の和:62827

約数の個数: 40

約数和(自身を含む): 163536408

約数和(自身を除く): 98223368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 62801, 125602, 251204, 314005, 502408, 628010, 816413, 1004816, 1256020, 1632826, 2512040, 3265652, 4082065, 5024080, 6531304, 8164130, 13062608, 16328260, 32656520, 65313040]

約数ペア:

[(1, 65313040), (2, 32656520), (4, 16328260), (5, 13062608), (8, 8164130), (10, 6531304), (13, 5024080), (16, 4082065), (20, 3265652), (26, 2512040), (40, 1632826), (52, 1256020), (65, 1004816), (80, 816413), (104, 628010), (130, 502408), (208, 314005), (260, 251204), (520, 125602), (1040, 62801)]