74431372

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:167

約数の個数: 54

約数和(自身を含む): 145109076

約数和(自身を除く): 70677704

約数列:

[1, 2, 4, 17, 31, 34, 62, 67, 68, 124, 134, 268, 289, 527, 578, 961, 1054, 1139, 1156, 1922, 2077, 2108, 2278, 3844, 4154, 4556, 8308, 8959, 16337, 17918, 19363, 32674, 35309, 35836, 38726, 64387, 65348, 70618, 77452, 128774, 141236, 257548, 277729, 555458, 600253, 1094579, 1110916, 1200506, 2189158, 2401012, 4378316, 18607843, 37215686, 74431372]

約数ペア:

[(1, 74431372), (2, 37215686), (4, 18607843), (17, 4378316), (31, 2401012), (34, 2189158), (62, 1200506), (67, 1110916), (68, 1094579), (124, 600253), (134, 555458), (268, 277729), (289, 257548), (527, 141236), (578, 128774), (961, 77452), (1054, 70618), (1139, 65348), (1156, 64387), (1922, 38726), (2077, 35836), (2108, 35309), (2278, 32674), (3844, 19363), (4154, 17918), (4556, 16337), (8308, 8959)]