51053440

素因数分解:

$2^7\times 5^1\times {\mathrm{241}}^1\times {\mathrm{331}}^1$

素因数の和:591

約数の個数: 64

約数和(自身を含む): 122926320

約数和(自身を除く): 71872880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 241, 320, 331, 482, 640, 662, 964, 1205, 1324, 1655, 1928, 2410, 2648, 3310, 3856, 4820, 5296, 6620, 7712, 9640, 10592, 13240, 15424, 19280, 21184, 26480, 30848, 38560, 42368, 52960, 77120, 79771, 105920, 154240, 159542, 211840, 319084, 398855, 638168, 797710, 1276336, 1595420, 2552672, 3190840, 5105344, 6381680, 10210688, 12763360, 25526720, 51053440]

約数ペア:

[(1, 51053440), (2, 25526720), (4, 12763360), (5, 10210688), (8, 6381680), (10, 5105344), (16, 3190840), (20, 2552672), (32, 1595420), (40, 1276336), (64, 797710), (80, 638168), (128, 398855), (160, 319084), (241, 211840), (320, 159542), (331, 154240), (482, 105920), (640, 79771), (662, 77120), (964, 52960), (1205, 42368), (1324, 38560), (1655, 30848), (1928, 26480), (2410, 21184), (2648, 19280), (3310, 15424), (3856, 13240), (4820, 10592), (5296, 9640), (6620, 7712)]