154357928

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{971}}^1$

素因数の和:1649

約数の個数: 32

約数和(自身を含む): 299531520

約数和(自身を除く): 145173592

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 641, 971, 1282, 1942, 2564, 3884, 5128, 7768, 19871, 30101, 39742, 60202, 79484, 120404, 158968, 240808, 622411, 1244822, 2489644, 4979288, 19294741, 38589482, 77178964, 154357928]

約数ペア:

[(1, 154357928), (2, 77178964), (4, 38589482), (8, 19294741), (31, 4979288), (62, 2489644), (124, 1244822), (248, 622411), (641, 240808), (971, 158968), (1282, 120404), (1942, 79484), (2564, 60202), (3884, 39742), (5128, 30101), (7768, 19871)]