25246395

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 45882720

約数和(自身を除く): 20636325

約数列:

[1, 3, 5, 9, 15, 37, 45, 59, 111, 177, 185, 257, 295, 333, 531, 555, 771, 885, 1285, 1665, 2183, 2313, 2655, 3855, 6549, 9509, 10915, 11565, 15163, 19647, 28527, 32745, 45489, 47545, 75815, 85581, 98235, 136467, 142635, 227445, 427905, 561031, 682335, 1683093, 2805155, 5049279, 8415465, 25246395]

約数ペア:

[(1, 25246395), (3, 8415465), (5, 5049279), (9, 2805155), (15, 1683093), (37, 682335), (45, 561031), (59, 427905), (111, 227445), (177, 142635), (185, 136467), (257, 98235), (295, 85581), (333, 75815), (531, 47545), (555, 45489), (771, 32745), (885, 28527), (1285, 19647), (1665, 15163), (2183, 11565), (2313, 10915), (2655, 9509), (3855, 6549)]