51791112

素因数分解:

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

素因数の和:196

約数の個数: 144

約数和(自身を含む): 158043600

約数和(自身を除く): 106252488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 19, 24, 34, 36, 38, 51, 57, 68, 72, 76, 102, 114, 131, 136, 152, 153, 171, 204, 228, 262, 289, 306, 323, 342, 393, 408, 456, 524, 578, 612, 646, 684, 786, 867, 969, 1048, 1156, 1179, 1224, 1292, 1368, 1572, 1734, 1938, 2227, 2312, 2358, 2489, 2584, 2601, 2907, 3144, 3468, 3876, 4454, 4716, 4978, 5202, 5491, 5814, 6681, 6936, 7467, 7752, 8908, 9432, 9956, 10404, 10982, 11628, 13362, 14934, 16473, 17816, 19912, 20043, 20808, 21964, 22401, 23256, 26724, 29868, 32946, 37859, 40086, 42313, 43928, 44802, 49419, 53448, 59736, 65892, 75718, 80172, 84626, 89604, 98838, 113577, 126939, 131784, 151436, 160344, 169252, 179208, 197676, 227154, 253878, 302872, 338504, 340731, 380817, 395352, 454308, 507756, 681462, 719321, 761634, 908616, 1015512, 1362924, 1438642, 1523268, 2157963, 2725848, 2877284, 3046536, 4315926, 5754568, 6473889, 8631852, 12947778, 17263704, 25895556, 51791112]

約数ペア:

[(1, 51791112), (2, 25895556), (3, 17263704), (4, 12947778), (6, 8631852), (8, 6473889), (9, 5754568), (12, 4315926), (17, 3046536), (18, 2877284), (19, 2725848), (24, 2157963), (34, 1523268), (36, 1438642), (38, 1362924), (51, 1015512), (57, 908616), (68, 761634), (72, 719321), (76, 681462), (102, 507756), (114, 454308), (131, 395352), (136, 380817), (152, 340731), (153, 338504), (171, 302872), (204, 253878), (228, 227154), (262, 197676), (289, 179208), (306, 169252), (323, 160344), (342, 151436), (393, 131784), (408, 126939), (456, 113577), (524, 98838), (578, 89604), (612, 84626), (646, 80172), (684, 75718), (786, 65892), (867, 59736), (969, 53448), (1048, 49419), (1156, 44802), (1179, 43928), (1224, 42313), (1292, 40086), (1368, 37859), (1572, 32946), (1734, 29868), (1938, 26724), (2227, 23256), (2312, 22401), (2358, 21964), (2489, 20808), (2584, 20043), (2601, 19912), (2907, 17816), (3144, 16473), (3468, 14934), (3876, 13362), (4454, 11628), (4716, 10982), (4978, 10404), (5202, 9956), (5491, 9432), (5814, 8908), (6681, 7752), (6936, 7467)]