73284020

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 157405248

約数和(自身を除く): 84121228

約数列:

[1, 2, 4, 5, 10, 20, 83, 131, 166, 262, 332, 337, 415, 524, 655, 674, 830, 1310, 1348, 1660, 1685, 2620, 3370, 6740, 10873, 21746, 27971, 43492, 44147, 54365, 55942, 88294, 108730, 111884, 139855, 176588, 217460, 220735, 279710, 441470, 559420, 882940, 3664201, 7328402, 14656804, 18321005, 36642010, 73284020]

約数ペア:

[(1, 73284020), (2, 36642010), (4, 18321005), (5, 14656804), (10, 7328402), (20, 3664201), (83, 882940), (131, 559420), (166, 441470), (262, 279710), (332, 220735), (337, 217460), (415, 176588), (524, 139855), (655, 111884), (674, 108730), (830, 88294), (1310, 55942), (1348, 54365), (1660, 44147), (1685, 43492), (2620, 27971), (3370, 21746), (6740, 10873)]