85859605

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 121746240

約数和(自身を除く): 35886635

約数列:

[1, 5, 13, 17, 43, 65, 85, 139, 169, 215, 221, 559, 695, 731, 845, 1105, 1807, 2363, 2795, 2873, 3655, 5977, 7267, 9035, 9503, 11815, 14365, 23491, 29885, 30719, 36335, 47515, 77701, 101609, 117455, 123539, 153595, 388505, 399347, 508045, 617695, 1010113, 1320917, 1996735, 5050565, 6604585, 17171921, 85859605]

約数ペア:

[(1, 85859605), (5, 17171921), (13, 6604585), (17, 5050565), (43, 1996735), (65, 1320917), (85, 1010113), (139, 617695), (169, 508045), (215, 399347), (221, 388505), (559, 153595), (695, 123539), (731, 117455), (845, 101609), (1105, 77701), (1807, 47515), (2363, 36335), (2795, 30719), (2873, 29885), (3655, 23491), (5977, 14365), (7267, 11815), (9035, 9503)]