25895556

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:194

約数の個数: 108

約数和(自身を含む): 73753680

約数和(自身を除く): 47858124

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 131, 153, 171, 204, 228, 262, 289, 306, 323, 342, 393, 524, 578, 612, 646, 684, 786, 867, 969, 1156, 1179, 1292, 1572, 1734, 1938, 2227, 2358, 2489, 2601, 2907, 3468, 3876, 4454, 4716, 4978, 5202, 5491, 5814, 6681, 7467, 8908, 9956, 10404, 10982, 11628, 13362, 14934, 16473, 20043, 21964, 22401, 26724, 29868, 32946, 37859, 40086, 42313, 44802, 49419, 65892, 75718, 80172, 84626, 89604, 98838, 113577, 126939, 151436, 169252, 197676, 227154, 253878, 340731, 380817, 454308, 507756, 681462, 719321, 761634, 1362924, 1438642, 1523268, 2157963, 2877284, 4315926, 6473889, 8631852, 12947778, 25895556]

約数ペア:

[(1, 25895556), (2, 12947778), (3, 8631852), (4, 6473889), (6, 4315926), (9, 2877284), (12, 2157963), (17, 1523268), (18, 1438642), (19, 1362924), (34, 761634), (36, 719321), (38, 681462), (51, 507756), (57, 454308), (68, 380817), (76, 340731), (102, 253878), (114, 227154), (131, 197676), (153, 169252), (171, 151436), (204, 126939), (228, 113577), (262, 98838), (289, 89604), (306, 84626), (323, 80172), (342, 75718), (393, 65892), (524, 49419), (578, 44802), (612, 42313), (646, 40086), (684, 37859), (786, 32946), (867, 29868), (969, 26724), (1156, 22401), (1179, 21964), (1292, 20043), (1572, 16473), (1734, 14934), (1938, 13362), (2227, 11628), (2358, 10982), (2489, 10404), (2601, 9956), (2907, 8908), (3468, 7467), (3876, 6681), (4454, 5814), (4716, 5491), (4978, 5202)]