20155129712

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1\times {\mathrm{467}}^1$

素因数の和:1014

約数の個数: 80

約数和(自身を含む): 40216176000

約数和(自身を除く): 20061046288

約数列:

[1, 2, 4, 8, 16, 59, 118, 131, 236, 262, 349, 467, 472, 524, 698, 934, 944, 1048, 1396, 1868, 2096, 2792, 3736, 5584, 7472, 7729, 15458, 20591, 27553, 30916, 41182, 45719, 55106, 61177, 61832, 82364, 91438, 110212, 122354, 123664, 162983, 164728, 182876, 220424, 244708, 325966, 329456, 365752, 440848, 489416, 651932, 731504, 978832, 1303864, 2607728, 2697421, 3609443, 5394842, 7218886, 9615997, 10789684, 14437772, 19231994, 21350773, 21579368, 28875544, 38463988, 42701546, 43158736, 57751088, 76927976, 85403092, 153855952, 170806184, 341612368, 1259695607, 2519391214, 5038782428, 10077564856, 20155129712]

約数ペア:

[(1, 20155129712), (2, 10077564856), (4, 5038782428), (8, 2519391214), (16, 1259695607), (59, 341612368), (118, 170806184), (131, 153855952), (236, 85403092), (262, 76927976), (349, 57751088), (467, 43158736), (472, 42701546), (524, 38463988), (698, 28875544), (934, 21579368), (944, 21350773), (1048, 19231994), (1396, 14437772), (1868, 10789684), (2096, 9615997), (2792, 7218886), (3736, 5394842), (5584, 3609443), (7472, 2697421), (7729, 2607728), (15458, 1303864), (20591, 978832), (27553, 731504), (30916, 651932), (41182, 489416), (45719, 440848), (55106, 365752), (61177, 329456), (61832, 325966), (82364, 244708), (91438, 220424), (110212, 182876), (122354, 164728), (123664, 162983)]