2551289505

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{2137}}^1$

素因数の和:2294

約数の個数: 64

約数和(自身を含む): 4433356800

約数和(自身を除く): 1882067295

約数列:

[1, 3, 5, 15, 19, 57, 59, 71, 95, 177, 213, 285, 295, 355, 885, 1065, 1121, 1349, 2137, 3363, 4047, 4189, 5605, 6411, 6745, 10685, 12567, 16815, 20235, 20945, 32055, 40603, 62835, 79591, 121809, 126083, 151727, 203015, 238773, 378249, 397955, 455181, 609045, 630415, 758635, 1193865, 1891245, 2275905, 2395577, 2882813, 7186731, 8648439, 8951893, 11977885, 14414065, 26855679, 35933655, 43242195, 44759465, 134278395, 170085967, 510257901, 850429835, 2551289505]

約数ペア:

[(1, 2551289505), (3, 850429835), (5, 510257901), (15, 170085967), (19, 134278395), (57, 44759465), (59, 43242195), (71, 35933655), (95, 26855679), (177, 14414065), (213, 11977885), (285, 8951893), (295, 8648439), (355, 7186731), (885, 2882813), (1065, 2395577), (1121, 2275905), (1349, 1891245), (2137, 1193865), (3363, 758635), (4047, 630415), (4189, 609045), (5605, 455181), (6411, 397955), (6745, 378249), (10685, 238773), (12567, 203015), (16815, 151727), (20235, 126083), (20945, 121809), (32055, 79591), (40603, 62835)]