25720578

素因数分解:

$2^1\times 3^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:115

約数の個数: 112

約数和(自身を含む): 66104640

約数和(自身を除く): 40384062

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 59, 69, 78, 81, 117, 118, 138, 162, 177, 207, 234, 243, 299, 351, 354, 414, 486, 531, 598, 621, 702, 729, 767, 897, 1053, 1062, 1242, 1357, 1458, 1534, 1593, 1794, 1863, 2106, 2301, 2691, 2714, 3159, 3186, 3726, 4071, 4602, 4779, 5382, 5589, 6318, 6903, 8073, 8142, 9477, 9558, 11178, 12213, 13806, 14337, 16146, 16767, 17641, 18954, 20709, 24219, 24426, 28674, 33534, 35282, 36639, 41418, 43011, 48438, 52923, 62127, 72657, 73278, 86022, 105846, 109917, 124254, 145314, 158769, 186381, 217971, 219834, 317538, 329751, 372762, 435942, 476307, 559143, 659502, 952614, 989253, 1118286, 1428921, 1978506, 2857842, 4286763, 8573526, 12860289, 25720578]

約数ペア:

[(1, 25720578), (2, 12860289), (3, 8573526), (6, 4286763), (9, 2857842), (13, 1978506), (18, 1428921), (23, 1118286), (26, 989253), (27, 952614), (39, 659502), (46, 559143), (54, 476307), (59, 435942), (69, 372762), (78, 329751), (81, 317538), (117, 219834), (118, 217971), (138, 186381), (162, 158769), (177, 145314), (207, 124254), (234, 109917), (243, 105846), (299, 86022), (351, 73278), (354, 72657), (414, 62127), (486, 52923), (531, 48438), (598, 43011), (621, 41418), (702, 36639), (729, 35282), (767, 33534), (897, 28674), (1053, 24426), (1062, 24219), (1242, 20709), (1357, 18954), (1458, 17641), (1534, 16767), (1593, 16146), (1794, 14337), (1863, 13806), (2106, 12213), (2301, 11178), (2691, 9558), (2714, 9477), (3159, 8142), (3186, 8073), (3726, 6903), (4071, 6318), (4602, 5589), (4779, 5382)]