20177958032

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:397

約数の個数: 160

約数和(自身を含む): 42621272064

約数和(自身を除く): 22443314032

約数列:

[1, 2, 4, 8, 16, 31, 47, 62, 71, 73, 94, 124, 142, 146, 167, 188, 248, 284, 292, 334, 376, 496, 568, 584, 668, 752, 1136, 1168, 1336, 1457, 2201, 2263, 2672, 2914, 3337, 3431, 4402, 4526, 5177, 5183, 5828, 6674, 6862, 7849, 8804, 9052, 10354, 10366, 11656, 11857, 12191, 13348, 13724, 15698, 17608, 18104, 20708, 20732, 23312, 23714, 24382, 26696, 27448, 31396, 35216, 36208, 41416, 41464, 47428, 48764, 53392, 54896, 62792, 82832, 82928, 94856, 97528, 103447, 106361, 125584, 160673, 189712, 195056, 206894, 212722, 243319, 243601, 321346, 367567, 377921, 413788, 425444, 486638, 487202, 557279, 572977, 642692, 735134, 755842, 827576, 850888, 865561, 973276, 974404, 1114558, 1145954, 1285384, 1470268, 1511684, 1655152, 1701776, 1731122, 1946552, 1948808, 2229116, 2291908, 2570768, 2940536, 3023368, 3462244, 3893104, 3897616, 4458232, 4583816, 5881072, 6046736, 6924488, 7551631, 8916464, 9167632, 13848976, 15103262, 17275649, 17762287, 26832391, 30206524, 34551298, 35524574, 40681367, 53664782, 60413048, 69102596, 71049148, 81362734, 107329564, 120826096, 138205192, 142098296, 162725468, 214659128, 276410384, 284196592, 325450936, 429318256, 650901872, 1261122377, 2522244754, 5044489508, 10088979016, 20177958032]

約数ペア:

[(1, 20177958032), (2, 10088979016), (4, 5044489508), (8, 2522244754), (16, 1261122377), (31, 650901872), (47, 429318256), (62, 325450936), (71, 284196592), (73, 276410384), (94, 214659128), (124, 162725468), (142, 142098296), (146, 138205192), (167, 120826096), (188, 107329564), (248, 81362734), (284, 71049148), (292, 69102596), (334, 60413048), (376, 53664782), (496, 40681367), (568, 35524574), (584, 34551298), (668, 30206524), (752, 26832391), (1136, 17762287), (1168, 17275649), (1336, 15103262), (1457, 13848976), (2201, 9167632), (2263, 8916464), (2672, 7551631), (2914, 6924488), (3337, 6046736), (3431, 5881072), (4402, 4583816), (4526, 4458232), (5177, 3897616), (5183, 3893104), (5828, 3462244), (6674, 3023368), (6862, 2940536), (7849, 2570768), (8804, 2291908), (9052, 2229116), (10354, 1948808), (10366, 1946552), (11656, 1731122), (11857, 1701776), (12191, 1655152), (13348, 1511684), (13724, 1470268), (15698, 1285384), (17608, 1145954), (18104, 1114558), (20708, 974404), (20732, 973276), (23312, 865561), (23714, 850888), (24382, 827576), (26696, 755842), (27448, 735134), (31396, 642692), (35216, 572977), (36208, 557279), (41416, 487202), (41464, 486638), (47428, 425444), (48764, 413788), (53392, 377921), (54896, 367567), (62792, 321346), (82832, 243601), (82928, 243319), (94856, 212722), (97528, 206894), (103447, 195056), (106361, 189712), (125584, 160673)]