15667561780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{677077}}^1$

素因数の和:677188

約数の個数: 48

約数和(自身を含む): 35830967760

約数和(自身を除く): 20163405980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 4628, 5785, 11570, 23140, 677077, 1354154, 2708308, 3385385, 6770770, 8802001, 13541540, 17604002, 35208004, 44010005, 60259853, 88020010, 120519706, 176040020, 241039412, 301299265, 602598530, 783378089, 1205197060, 1566756178, 3133512356, 3916890445, 7833780890, 15667561780]

約数ペア:

[(1, 15667561780), (2, 7833780890), (4, 3916890445), (5, 3133512356), (10, 1566756178), (13, 1205197060), (20, 783378089), (26, 602598530), (52, 301299265), (65, 241039412), (89, 176040020), (130, 120519706), (178, 88020010), (260, 60259853), (356, 44010005), (445, 35208004), (890, 17604002), (1157, 13541540), (1780, 8802001), (2314, 6770770), (4628, 3385385), (5785, 2708308), (11570, 1354154), (23140, 677077)]