178175504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1229}}^1$

素因数の和:1308

約数の個数: 80

約数和(自身を含む): 403567920

約数和(自身を除く): 225392416

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 41, 52, 68, 82, 104, 136, 164, 208, 221, 272, 328, 442, 533, 656, 697, 884, 1066, 1229, 1394, 1768, 2132, 2458, 2788, 3536, 4264, 4916, 5576, 8528, 9061, 9832, 11152, 15977, 18122, 19664, 20893, 31954, 36244, 41786, 50389, 63908, 72488, 83572, 100778, 127816, 144976, 167144, 201556, 255632, 271609, 334288, 403112, 543218, 655057, 806224, 856613, 1086436, 1310114, 1713226, 2172872, 2620228, 3426452, 4345744, 5240456, 6852904, 10480912, 11135969, 13705808, 22271938, 44543876, 89087752, 178175504]

約数ペア:

[(1, 178175504), (2, 89087752), (4, 44543876), (8, 22271938), (13, 13705808), (16, 11135969), (17, 10480912), (26, 6852904), (34, 5240456), (41, 4345744), (52, 3426452), (68, 2620228), (82, 2172872), (104, 1713226), (136, 1310114), (164, 1086436), (208, 856613), (221, 806224), (272, 655057), (328, 543218), (442, 403112), (533, 334288), (656, 271609), (697, 255632), (884, 201556), (1066, 167144), (1229, 144976), (1394, 127816), (1768, 100778), (2132, 83572), (2458, 72488), (2788, 63908), (3536, 50389), (4264, 41786), (4916, 36244), (5576, 31954), (8528, 20893), (9061, 19664), (9832, 18122), (11152, 15977)]