189964528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1733}}^1$

素因数の和:1802

約数の個数: 80

約数和(自身を含む): 433472256

約数和(自身を除く): 243507728

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 208, 221, 248, 272, 403, 442, 496, 527, 806, 884, 1054, 1612, 1733, 1768, 2108, 3224, 3466, 3536, 4216, 6448, 6851, 6932, 8432, 13702, 13864, 22529, 27404, 27728, 29461, 45058, 53723, 54808, 58922, 90116, 107446, 109616, 117844, 180232, 214892, 235688, 360464, 382993, 429784, 471376, 698399, 765986, 859568, 913291, 1396798, 1531972, 1826582, 2793596, 3063944, 3653164, 5587192, 6127888, 7306328, 11174384, 11872783, 14612656, 23745566, 47491132, 94982264, 189964528]

約数ペア:

[(1, 189964528), (2, 94982264), (4, 47491132), (8, 23745566), (13, 14612656), (16, 11872783), (17, 11174384), (26, 7306328), (31, 6127888), (34, 5587192), (52, 3653164), (62, 3063944), (68, 2793596), (104, 1826582), (124, 1531972), (136, 1396798), (208, 913291), (221, 859568), (248, 765986), (272, 698399), (403, 471376), (442, 429784), (496, 382993), (527, 360464), (806, 235688), (884, 214892), (1054, 180232), (1612, 117844), (1733, 109616), (1768, 107446), (2108, 90116), (3224, 58922), (3466, 54808), (3536, 53723), (4216, 45058), (6448, 29461), (6851, 27728), (6932, 27404), (8432, 22529), (13702, 13864)]