67178560

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:320

約数の個数: 112

約数和(自身を含む): 173315376

約数和(自身を除く): 106136816

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 64, 68, 80, 85, 106, 136, 160, 170, 212, 233, 265, 272, 320, 340, 424, 466, 530, 544, 680, 848, 901, 932, 1060, 1088, 1165, 1360, 1696, 1802, 1864, 2120, 2330, 2720, 3392, 3604, 3728, 3961, 4240, 4505, 4660, 5440, 7208, 7456, 7922, 8480, 9010, 9320, 12349, 14416, 14912, 15844, 16960, 18020, 18640, 19805, 24698, 28832, 31688, 36040, 37280, 39610, 49396, 57664, 61745, 63376, 72080, 74560, 79220, 98792, 123490, 126752, 144160, 158440, 197584, 209933, 246980, 253504, 288320, 316880, 395168, 419866, 493960, 633760, 790336, 839732, 987920, 1049665, 1267520, 1679464, 1975840, 2099330, 3358928, 3951680, 4198660, 6717856, 8397320, 13435712, 16794640, 33589280, 67178560]

約数ペア:

[(1, 67178560), (2, 33589280), (4, 16794640), (5, 13435712), (8, 8397320), (10, 6717856), (16, 4198660), (17, 3951680), (20, 3358928), (32, 2099330), (34, 1975840), (40, 1679464), (53, 1267520), (64, 1049665), (68, 987920), (80, 839732), (85, 790336), (106, 633760), (136, 493960), (160, 419866), (170, 395168), (212, 316880), (233, 288320), (265, 253504), (272, 246980), (320, 209933), (340, 197584), (424, 158440), (466, 144160), (530, 126752), (544, 123490), (680, 98792), (848, 79220), (901, 74560), (932, 72080), (1060, 63376), (1088, 61745), (1165, 57664), (1360, 49396), (1696, 39610), (1802, 37280), (1864, 36040), (2120, 31688), (2330, 28832), (2720, 24698), (3392, 19805), (3604, 18640), (3728, 18020), (3961, 16960), (4240, 15844), (4505, 14912), (4660, 14416), (5440, 12349), (7208, 9320), (7456, 9010), (7922, 8480)]