549000080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:305

約数の個数: 120

約数和(自身を含む): 1361593656

約数和(自身を除く): 812593576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 193, 248, 296, 310, 370, 386, 496, 592, 620, 740, 772, 961, 965, 1147, 1240, 1480, 1544, 1922, 1930, 2294, 2480, 2960, 3088, 3844, 3860, 4588, 4805, 5735, 5983, 7141, 7688, 7720, 9176, 9610, 11470, 11966, 14282, 15376, 15440, 18352, 19220, 22940, 23932, 28564, 29915, 35557, 35705, 38440, 45880, 47864, 57128, 59830, 71114, 71410, 76880, 91760, 95728, 114256, 119660, 142228, 142820, 177785, 185473, 221371, 239320, 284456, 285640, 355570, 370946, 442742, 478640, 568912, 571280, 711140, 741892, 885484, 927365, 1106855, 1422280, 1483784, 1770968, 1854730, 2213710, 2844560, 2967568, 3541936, 3709460, 4427420, 6862501, 7418920, 8854840, 13725002, 14837840, 17709680, 27450004, 34312505, 54900008, 68625010, 109800016, 137250020, 274500040, 549000080]

約数ペア:

[(1, 549000080), (2, 274500040), (4, 137250020), (5, 109800016), (8, 68625010), (10, 54900008), (16, 34312505), (20, 27450004), (31, 17709680), (37, 14837840), (40, 13725002), (62, 8854840), (74, 7418920), (80, 6862501), (124, 4427420), (148, 3709460), (155, 3541936), (185, 2967568), (193, 2844560), (248, 2213710), (296, 1854730), (310, 1770968), (370, 1483784), (386, 1422280), (496, 1106855), (592, 927365), (620, 885484), (740, 741892), (772, 711140), (961, 571280), (965, 568912), (1147, 478640), (1240, 442742), (1480, 370946), (1544, 355570), (1922, 285640), (1930, 284456), (2294, 239320), (2480, 221371), (2960, 185473), (3088, 177785), (3844, 142820), (3860, 142228), (4588, 119660), (4805, 114256), (5735, 95728), (5983, 91760), (7141, 76880), (7688, 71410), (7720, 71114), (9176, 59830), (9610, 57128), (11470, 47864), (11966, 45880), (14282, 38440), (15376, 35705), (15440, 35557), (18352, 29915), (19220, 28564), (22940, 23932)]