208057216

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 429770880

約数和(自身を除く): 221713664

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 197, 223, 296, 394, 446, 592, 788, 892, 1184, 1576, 1784, 2368, 3152, 3568, 4736, 6304, 7136, 7289, 8251, 12608, 14272, 14578, 16502, 25216, 28544, 29156, 33004, 43931, 58312, 66008, 87862, 116624, 132016, 175724, 233248, 264032, 351448, 466496, 528064, 702896, 932992, 1056128, 1405792, 1625447, 2811584, 3250894, 5623168, 6501788, 13003576, 26007152, 52014304, 104028608, 208057216]

約数ペア:

[(1, 208057216), (2, 104028608), (4, 52014304), (8, 26007152), (16, 13003576), (32, 6501788), (37, 5623168), (64, 3250894), (74, 2811584), (128, 1625447), (148, 1405792), (197, 1056128), (223, 932992), (296, 702896), (394, 528064), (446, 466496), (592, 351448), (788, 264032), (892, 233248), (1184, 175724), (1576, 132016), (1784, 116624), (2368, 87862), (3152, 66008), (3568, 58312), (4736, 43931), (6304, 33004), (7136, 29156), (7289, 28544), (8251, 25216), (12608, 16502), (14272, 14578)]