28749549040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{34327}}^1$

素因数の和:34407

約数の個数: 120

約数和(自身を含む): 72980641440

約数和(自身を除く): 44231092400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 361, 380, 464, 551, 580, 722, 760, 1102, 1160, 1444, 1520, 1805, 2204, 2320, 2755, 2888, 3610, 4408, 5510, 5776, 7220, 8816, 10469, 11020, 14440, 20938, 22040, 28880, 34327, 41876, 44080, 52345, 68654, 83752, 104690, 137308, 167504, 171635, 209380, 274616, 343270, 418760, 549232, 652213, 686540, 837520, 995483, 1304426, 1373080, 1990966, 2608852, 2746160, 3261065, 3981932, 4977415, 5217704, 6522130, 7963864, 9954830, 10435408, 12392047, 13044260, 15927728, 18914177, 19909660, 24784094, 26088520, 37828354, 39819320, 49568188, 52177040, 61960235, 75656708, 79638640, 94570885, 99136376, 123920470, 151313416, 189141770, 198272752, 247840940, 302626832, 359369363, 378283540, 495681880, 718738726, 756567080, 991363760, 1437477452, 1513134160, 1796846815, 2874954904, 3593693630, 5749909808, 7187387260, 14374774520, 28749549040]

約数ペア:

[(1, 28749549040), (2, 14374774520), (4, 7187387260), (5, 5749909808), (8, 3593693630), (10, 2874954904), (16, 1796846815), (19, 1513134160), (20, 1437477452), (29, 991363760), (38, 756567080), (40, 718738726), (58, 495681880), (76, 378283540), (80, 359369363), (95, 302626832), (116, 247840940), (145, 198272752), (152, 189141770), (190, 151313416), (232, 123920470), (290, 99136376), (304, 94570885), (361, 79638640), (380, 75656708), (464, 61960235), (551, 52177040), (580, 49568188), (722, 39819320), (760, 37828354), (1102, 26088520), (1160, 24784094), (1444, 19909660), (1520, 18914177), (1805, 15927728), (2204, 13044260), (2320, 12392047), (2755, 10435408), (2888, 9954830), (3610, 7963864), (4408, 6522130), (5510, 5217704), (5776, 4977415), (7220, 3981932), (8816, 3261065), (10469, 2746160), (11020, 2608852), (14440, 1990966), (20938, 1373080), (22040, 1304426), (28880, 995483), (34327, 837520), (41876, 686540), (44080, 652213), (52345, 549232), (68654, 418760), (83752, 343270), (104690, 274616), (137308, 209380), (167504, 171635)]