840539008

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{1297}}^1$

素因数の和:1455

約数の個数: 64

約数和(自身を含む): 1723795920

約数和(自身を除く): 883256912

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 83, 122, 128, 166, 244, 332, 488, 664, 976, 1297, 1328, 1952, 2594, 2656, 3904, 5063, 5188, 5312, 7808, 10126, 10376, 10624, 20252, 20752, 40504, 41504, 79117, 81008, 83008, 107651, 158234, 162016, 166016, 215302, 316468, 324032, 430604, 632936, 648064, 861208, 1265872, 1722416, 2531744, 3444832, 5063488, 6566711, 6889664, 10126976, 13133422, 13779328, 26266844, 52533688, 105067376, 210134752, 420269504, 840539008]

約数ペア:

[(1, 840539008), (2, 420269504), (4, 210134752), (8, 105067376), (16, 52533688), (32, 26266844), (61, 13779328), (64, 13133422), (83, 10126976), (122, 6889664), (128, 6566711), (166, 5063488), (244, 3444832), (332, 2531744), (488, 1722416), (664, 1265872), (976, 861208), (1297, 648064), (1328, 632936), (1952, 430604), (2594, 324032), (2656, 316468), (3904, 215302), (5063, 166016), (5188, 162016), (5312, 158234), (7808, 107651), (10126, 83008), (10376, 81008), (10624, 79117), (20252, 41504), (20752, 40504)]