67964240

素因数分解:

$2^4\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1301}}^1$

素因数の和:1967

約数の個数: 40

約数和(自身を含む): 158380488

約数和(自身を除く): 90416248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 653, 1301, 1306, 2602, 2612, 3265, 5204, 5224, 6505, 6530, 10408, 10448, 13010, 13060, 20816, 26020, 26120, 52040, 52240, 104080, 849553, 1699106, 3398212, 4247765, 6796424, 8495530, 13592848, 16991060, 33982120, 67964240]

約数ペア:

[(1, 67964240), (2, 33982120), (4, 16991060), (5, 13592848), (8, 8495530), (10, 6796424), (16, 4247765), (20, 3398212), (40, 1699106), (80, 849553), (653, 104080), (1301, 52240), (1306, 52040), (2602, 26120), (2612, 26020), (3265, 20816), (5204, 13060), (5224, 13010), (6505, 10448), (6530, 10408)]