51633820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{929}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 124367040

約数和(自身を除く): 72733220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397, 794, 929, 1588, 1858, 1985, 2779, 3716, 3970, 4645, 5558, 6503, 7940, 9290, 11116, 13006, 13895, 18580, 26012, 27790, 32515, 55580, 65030, 130060, 368813, 737626, 1475252, 1844065, 2581691, 3688130, 5163382, 7376260, 10326764, 12908455, 25816910, 51633820]

約数ペア:

[(1, 51633820), (2, 25816910), (4, 12908455), (5, 10326764), (7, 7376260), (10, 5163382), (14, 3688130), (20, 2581691), (28, 1844065), (35, 1475252), (70, 737626), (140, 368813), (397, 130060), (794, 65030), (929, 55580), (1588, 32515), (1858, 27790), (1985, 26012), (2779, 18580), (3716, 13895), (3970, 13006), (4645, 11116), (5558, 9290), (6503, 7940)]