25204240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10163}}^1$

素因数の和:10207

約数の個数: 40

約数和(自身を含む): 60496128

約数和(自身を除く): 35291888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 10163, 20326, 40652, 50815, 81304, 101630, 162608, 203260, 315053, 406520, 630106, 813040, 1260212, 1575265, 2520424, 3150530, 5040848, 6301060, 12602120, 25204240]

約数ペア:

[(1, 25204240), (2, 12602120), (4, 6301060), (5, 5040848), (8, 3150530), (10, 2520424), (16, 1575265), (20, 1260212), (31, 813040), (40, 630106), (62, 406520), (80, 315053), (124, 203260), (155, 162608), (248, 101630), (310, 81304), (496, 50815), (620, 40652), (1240, 20326), (2480, 10163)]