55585840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 134857440

約数和(自身を除く): 79271600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 89, 148, 178, 185, 211, 296, 356, 370, 422, 445, 592, 712, 740, 844, 890, 1055, 1424, 1480, 1688, 1780, 2110, 2960, 3293, 3376, 3560, 4220, 6586, 7120, 7807, 8440, 13172, 15614, 16465, 16880, 18779, 26344, 31228, 32930, 37558, 39035, 52688, 62456, 65860, 75116, 78070, 93895, 124912, 131720, 150232, 156140, 187790, 263440, 300464, 312280, 375580, 624560, 694823, 751160, 1389646, 1502320, 2779292, 3474115, 5558584, 6948230, 11117168, 13896460, 27792920, 55585840]

約数ペア:

[(1, 55585840), (2, 27792920), (4, 13896460), (5, 11117168), (8, 6948230), (10, 5558584), (16, 3474115), (20, 2779292), (37, 1502320), (40, 1389646), (74, 751160), (80, 694823), (89, 624560), (148, 375580), (178, 312280), (185, 300464), (211, 263440), (296, 187790), (356, 156140), (370, 150232), (422, 131720), (445, 124912), (592, 93895), (712, 78070), (740, 75116), (844, 65860), (890, 62456), (1055, 52688), (1424, 39035), (1480, 37558), (1688, 32930), (1780, 31228), (2110, 26344), (2960, 18779), (3293, 16880), (3376, 16465), (3560, 15614), (4220, 13172), (6586, 8440), (7120, 7807)]