25418295

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 55111680

約数和(自身を除く): 29693385

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 31, 35, 45, 57, 63, 93, 95, 105, 133, 137, 155, 171, 217, 279, 285, 315, 399, 411, 465, 589, 651, 665, 685, 855, 959, 1085, 1197, 1233, 1395, 1767, 1953, 1995, 2055, 2603, 2877, 2945, 3255, 4123, 4247, 4795, 5301, 5985, 6165, 7809, 8631, 8835, 9765, 12369, 12741, 13015, 14385, 18221, 20615, 21235, 23427, 26505, 29729, 37107, 38223, 39045, 43155, 54663, 61845, 63705, 80693, 89187, 91105, 117135, 148645, 163989, 185535, 191115, 242079, 267561, 273315, 403465, 445935, 564851, 726237, 819945, 1210395, 1337805, 1694553, 2824255, 3631185, 5083659, 8472765, 25418295]

約数ペア:

[(1, 25418295), (3, 8472765), (5, 5083659), (7, 3631185), (9, 2824255), (15, 1694553), (19, 1337805), (21, 1210395), (31, 819945), (35, 726237), (45, 564851), (57, 445935), (63, 403465), (93, 273315), (95, 267561), (105, 242079), (133, 191115), (137, 185535), (155, 163989), (171, 148645), (217, 117135), (279, 91105), (285, 89187), (315, 80693), (399, 63705), (411, 61845), (465, 54663), (589, 43155), (651, 39045), (665, 38223), (685, 37107), (855, 29729), (959, 26505), (1085, 23427), (1197, 21235), (1233, 20615), (1395, 18221), (1767, 14385), (1953, 13015), (1995, 12741), (2055, 12369), (2603, 9765), (2877, 8835), (2945, 8631), (3255, 7809), (4123, 6165), (4247, 5985), (4795, 5301)]