85530740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251561}}^1$

素因数の和:251587

約数の個数: 24

約数和(自身を含む): 190180872

約数和(自身を除く): 104650132

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 251561, 503122, 1006244, 1257805, 2515610, 4276537, 5031220, 8553074, 17106148, 21382685, 42765370, 85530740]

約数ペア:

[(1, 85530740), (2, 42765370), (4, 21382685), (5, 17106148), (10, 8553074), (17, 5031220), (20, 4276537), (34, 2515610), (68, 1257805), (85, 1006244), (170, 503122), (340, 251561)]