205657709060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{104381}}^1$

素因数の和:104541

約数の個数: 96

約数和(自身を含む): 462955046400

約数和(自身を除く): 257297337340

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 79, 86, 116, 145, 158, 172, 215, 290, 316, 395, 430, 580, 790, 860, 1247, 1580, 2291, 2494, 3397, 4582, 4988, 6235, 6794, 9164, 11455, 12470, 13588, 16985, 22910, 24940, 33970, 45820, 67940, 98513, 104381, 197026, 208762, 394052, 417524, 492565, 521905, 985130, 1043810, 1970260, 2087620, 3027049, 4488383, 6054098, 8246099, 8976766, 12108196, 15135245, 16492198, 17953532, 22441915, 30270490, 32984396, 41230495, 44883830, 60540980, 82460990, 89767660, 130163107, 164921980, 239136871, 260326214, 354582257, 478273742, 520652428, 650815535, 709164514, 956547484, 1195684355, 1301631070, 1418329028, 1772911285, 2391368710, 2603262140, 3545822570, 4782737420, 7091645140, 10282885453, 20565770906, 41131541812, 51414427265, 102828854530, 205657709060]

約数ペア:

[(1, 205657709060), (2, 102828854530), (4, 51414427265), (5, 41131541812), (10, 20565770906), (20, 10282885453), (29, 7091645140), (43, 4782737420), (58, 3545822570), (79, 2603262140), (86, 2391368710), (116, 1772911285), (145, 1418329028), (158, 1301631070), (172, 1195684355), (215, 956547484), (290, 709164514), (316, 650815535), (395, 520652428), (430, 478273742), (580, 354582257), (790, 260326214), (860, 239136871), (1247, 164921980), (1580, 130163107), (2291, 89767660), (2494, 82460990), (3397, 60540980), (4582, 44883830), (4988, 41230495), (6235, 32984396), (6794, 30270490), (9164, 22441915), (11455, 17953532), (12470, 16492198), (13588, 15135245), (16985, 12108196), (22910, 8976766), (24940, 8246099), (33970, 6054098), (45820, 4488383), (67940, 3027049), (98513, 2087620), (104381, 1970260), (197026, 1043810), (208762, 985130), (394052, 521905), (417524, 492565)]