20296800825

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{15299}}^1$

素因数の和:15364

約数の個数: 108

約数和(自身を含む): 41201492400

約数和(自身を除く): 20904691575

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 49, 57, 75, 95, 105, 133, 147, 175, 245, 285, 361, 399, 475, 525, 665, 735, 931, 1083, 1225, 1425, 1805, 1995, 2527, 2793, 3325, 3675, 4655, 5415, 7581, 9025, 9975, 12635, 13965, 15299, 17689, 23275, 27075, 37905, 45897, 53067, 63175, 69825, 76495, 88445, 107093, 189525, 229485, 265335, 290681, 321279, 382475, 442225, 535465, 749651, 872043, 1147425, 1326675, 1453405, 1606395, 2034767, 2248953, 2677325, 3748255, 4360215, 5522939, 6104301, 7267025, 8031975, 10173835, 11244765, 14243369, 16568817, 18741275, 21801075, 27614695, 30521505, 38660573, 42730107, 50869175, 56223825, 71216845, 82844085, 115981719, 138073475, 152607525, 193302865, 213650535, 270624011, 356084225, 414220425, 579908595, 811872033, 966514325, 1068252675, 1353120055, 2899542975, 4059360165, 6765600275, 20296800825]

約数ペア:

[(1, 20296800825), (3, 6765600275), (5, 4059360165), (7, 2899542975), (15, 1353120055), (19, 1068252675), (21, 966514325), (25, 811872033), (35, 579908595), (49, 414220425), (57, 356084225), (75, 270624011), (95, 213650535), (105, 193302865), (133, 152607525), (147, 138073475), (175, 115981719), (245, 82844085), (285, 71216845), (361, 56223825), (399, 50869175), (475, 42730107), (525, 38660573), (665, 30521505), (735, 27614695), (931, 21801075), (1083, 18741275), (1225, 16568817), (1425, 14243369), (1805, 11244765), (1995, 10173835), (2527, 8031975), (2793, 7267025), (3325, 6104301), (3675, 5522939), (4655, 4360215), (5415, 3748255), (7581, 2677325), (9025, 2248953), (9975, 2034767), (12635, 1606395), (13965, 1453405), (15299, 1326675), (17689, 1147425), (23275, 872043), (27075, 749651), (37905, 535465), (45897, 442225), (53067, 382475), (63175, 321279), (69825, 290681), (76495, 265335), (88445, 229485), (107093, 189525)]