391519853968

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{433}}^1\times {\mathrm{719}}^1\times {\mathrm{1483}}^1$

素因数の和:2696

約数の個数: 80

約数和(自身を含む): 776267815680

約数和(自身を除く): 384747961712

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 433, 719, 848, 866, 1438, 1483, 1732, 2876, 2966, 3464, 5752, 5932, 6928, 11504, 11864, 22949, 23728, 38107, 45898, 76214, 78599, 91796, 152428, 157198, 183592, 304856, 311327, 314396, 367184, 609712, 622654, 628792, 642139, 1066277, 1245308, 1257584, 1284278, 2132554, 2490616, 2568556, 4265108, 4981232, 5137112, 8530216, 10274224, 16500331, 17060432, 33000662, 34033367, 56512681, 66001324, 68066734, 113025362, 132002648, 136133468, 226050724, 264005296, 272266936, 452101448, 461697941, 544533872, 904202896, 923395882, 1846791764, 3693583528, 7387167056, 24469990873, 48939981746, 97879963492, 195759926984, 391519853968]

約数ペア:

[(1, 391519853968), (2, 195759926984), (4, 97879963492), (8, 48939981746), (16, 24469990873), (53, 7387167056), (106, 3693583528), (212, 1846791764), (424, 923395882), (433, 904202896), (719, 544533872), (848, 461697941), (866, 452101448), (1438, 272266936), (1483, 264005296), (1732, 226050724), (2876, 136133468), (2966, 132002648), (3464, 113025362), (5752, 68066734), (5932, 66001324), (6928, 56512681), (11504, 34033367), (11864, 33000662), (22949, 17060432), (23728, 16500331), (38107, 10274224), (45898, 8530216), (76214, 5137112), (78599, 4981232), (91796, 4265108), (152428, 2568556), (157198, 2490616), (183592, 2132554), (304856, 1284278), (311327, 1257584), (314396, 1245308), (367184, 1066277), (609712, 642139), (622654, 628792)]