519431056

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 1104840000

約数和(自身を除く): 585408944

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 89, 136, 172, 178, 272, 344, 356, 499, 688, 712, 731, 998, 1424, 1462, 1513, 1996, 2924, 3026, 3827, 3992, 5848, 6052, 7654, 7984, 8483, 11696, 12104, 15308, 16966, 21457, 24208, 30616, 33932, 42914, 44411, 61232, 65059, 67864, 85828, 88822, 130118, 135728, 171656, 177644, 260236, 343312, 355288, 364769, 520472, 710576, 729538, 754987, 1040944, 1459076, 1509974, 1909673, 2918152, 3019948, 3819346, 5836304, 6039896, 7638692, 12079792, 15277384, 30554768, 32464441, 64928882, 129857764, 259715528, 519431056]

約数ペア:

[(1, 519431056), (2, 259715528), (4, 129857764), (8, 64928882), (16, 32464441), (17, 30554768), (34, 15277384), (43, 12079792), (68, 7638692), (86, 6039896), (89, 5836304), (136, 3819346), (172, 3019948), (178, 2918152), (272, 1909673), (344, 1509974), (356, 1459076), (499, 1040944), (688, 754987), (712, 729538), (731, 710576), (998, 520472), (1424, 364769), (1462, 355288), (1513, 343312), (1996, 260236), (2924, 177644), (3026, 171656), (3827, 135728), (3992, 130118), (5848, 88822), (6052, 85828), (7654, 67864), (7984, 65059), (8483, 61232), (11696, 44411), (12104, 42914), (15308, 33932), (16966, 30616), (21457, 24208)]