57672890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 118039680

約数和(自身を除く): 60366790

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 89, 110, 137, 178, 215, 274, 430, 445, 473, 685, 890, 946, 979, 1370, 1507, 1958, 2365, 3014, 3827, 4730, 4895, 5891, 7535, 7654, 9790, 11782, 12193, 15070, 19135, 24386, 29455, 38270, 42097, 58910, 60965, 64801, 84194, 121930, 129602, 134123, 210485, 268246, 324005, 420970, 524299, 648010, 670615, 1048598, 1341230, 2621495, 5242990, 5767289, 11534578, 28836445, 57672890]

約数ペア:

[(1, 57672890), (2, 28836445), (5, 11534578), (10, 5767289), (11, 5242990), (22, 2621495), (43, 1341230), (55, 1048598), (86, 670615), (89, 648010), (110, 524299), (137, 420970), (178, 324005), (215, 268246), (274, 210485), (430, 134123), (445, 129602), (473, 121930), (685, 84194), (890, 64801), (946, 60965), (979, 58910), (1370, 42097), (1507, 38270), (1958, 29455), (2365, 24386), (3014, 19135), (3827, 15070), (4730, 12193), (4895, 11782), (5891, 9790), (7535, 7654)]