16538212655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1\times {\mathrm{379}}^1$

素因数の和:816

約数の個数: 64

約数和(自身を含む): 22194432000

約数和(自身を除く): 5656219345

約数列:

[1, 5, 19, 29, 47, 95, 145, 235, 337, 379, 551, 893, 1363, 1685, 1895, 2755, 4465, 6403, 6815, 7201, 9773, 10991, 15839, 17813, 25897, 32015, 36005, 48865, 54955, 79195, 89065, 127723, 129485, 185687, 208829, 300941, 338447, 459331, 516577, 638615, 928435, 1044145, 1504705, 1692235, 2296655, 2426737, 2582885, 3703967, 6002981, 8727289, 9814963, 12133685, 18519835, 30014905, 43636445, 49074815, 70375373, 114056639, 174086449, 351876865, 570283195, 870432245, 3307642531, 16538212655]

約数ペア:

[(1, 16538212655), (5, 3307642531), (19, 870432245), (29, 570283195), (47, 351876865), (95, 174086449), (145, 114056639), (235, 70375373), (337, 49074815), (379, 43636445), (551, 30014905), (893, 18519835), (1363, 12133685), (1685, 9814963), (1895, 8727289), (2755, 6002981), (4465, 3703967), (6403, 2582885), (6815, 2426737), (7201, 2296655), (9773, 1692235), (10991, 1504705), (15839, 1044145), (17813, 928435), (25897, 638615), (32015, 516577), (36005, 459331), (48865, 338447), (54955, 300941), (79195, 208829), (89065, 185687), (127723, 129485)]