205109216

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 488091744

約数和(自身を除く): 282982528

約数列:

[1, 2, 4, 8, 13, 16, 17, 23, 26, 32, 34, 46, 52, 68, 92, 97, 104, 136, 169, 184, 194, 208, 221, 272, 299, 338, 368, 388, 391, 416, 442, 544, 598, 676, 736, 776, 782, 884, 1196, 1261, 1352, 1552, 1564, 1649, 1768, 2231, 2392, 2522, 2704, 2873, 3104, 3128, 3298, 3536, 3887, 4462, 4784, 5044, 5083, 5408, 5746, 6256, 6596, 7072, 7774, 8924, 9568, 10088, 10166, 11492, 12512, 13192, 15548, 16393, 17848, 20176, 20332, 21437, 22984, 26384, 29003, 31096, 32786, 35696, 37927, 40352, 40664, 42874, 45968, 52768, 58006, 62192, 65572, 66079, 71392, 75854, 81328, 85748, 91936, 116012, 124384, 131144, 132158, 151708, 162656, 171496, 232024, 262288, 264316, 278681, 303416, 342992, 377039, 464048, 493051, 524576, 528632, 557362, 606832, 685984, 754078, 928096, 986102, 1057264, 1114724, 1213664, 1508156, 1972204, 2114528, 2229448, 3016312, 3944408, 4458896, 6032624, 6409663, 7888816, 8917792, 12065248, 12819326, 15777632, 25638652, 51277304, 102554608, 205109216]

約数ペア:

[(1, 205109216), (2, 102554608), (4, 51277304), (8, 25638652), (13, 15777632), (16, 12819326), (17, 12065248), (23, 8917792), (26, 7888816), (32, 6409663), (34, 6032624), (46, 4458896), (52, 3944408), (68, 3016312), (92, 2229448), (97, 2114528), (104, 1972204), (136, 1508156), (169, 1213664), (184, 1114724), (194, 1057264), (208, 986102), (221, 928096), (272, 754078), (299, 685984), (338, 606832), (368, 557362), (388, 528632), (391, 524576), (416, 493051), (442, 464048), (544, 377039), (598, 342992), (676, 303416), (736, 278681), (776, 264316), (782, 262288), (884, 232024), (1196, 171496), (1261, 162656), (1352, 151708), (1552, 132158), (1564, 131144), (1649, 124384), (1768, 116012), (2231, 91936), (2392, 85748), (2522, 81328), (2704, 75854), (2873, 71392), (3104, 66079), (3128, 65572), (3298, 62192), (3536, 58006), (3887, 52768), (4462, 45968), (4784, 42874), (5044, 40664), (5083, 40352), (5408, 37927), (5746, 35696), (6256, 32786), (6596, 31096), (7072, 29003), (7774, 26384), (8924, 22984), (9568, 21437), (10088, 20332), (10166, 20176), (11492, 17848), (12512, 16393), (13192, 15548)]