85874225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 119420928

約数和(自身を除く): 33546703

約数列:

[1, 5, 17, 25, 37, 43, 85, 127, 185, 215, 425, 629, 635, 731, 925, 1075, 1591, 2159, 3145, 3175, 3655, 4699, 5461, 7955, 10795, 15725, 18275, 23495, 27047, 27305, 39775, 53975, 79883, 92837, 117475, 135235, 136525, 202057, 399415, 464185, 676175, 1010285, 1997075, 2320925, 3434969, 5051425, 17174845, 85874225]

約数ペア:

[(1, 85874225), (5, 17174845), (17, 5051425), (25, 3434969), (37, 2320925), (43, 1997075), (85, 1010285), (127, 676175), (185, 464185), (215, 399415), (425, 202057), (629, 136525), (635, 135235), (731, 117475), (925, 92837), (1075, 79883), (1591, 53975), (2159, 39775), (3145, 27305), (3175, 27047), (3655, 23495), (4699, 18275), (5461, 15725), (7955, 10795)]