251454208

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3041}}^1$

素因数の和:3093

約数の個数: 72

約数和(自身を含む): 559606320

約数和(自身を除く): 308152112

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 256, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2176, 2432, 2584, 3041, 4352, 4864, 5168, 6082, 10336, 12164, 20672, 24328, 41344, 48656, 51697, 57779, 82688, 97312, 103394, 115558, 194624, 206788, 231116, 389248, 413576, 462232, 778496, 827152, 924464, 982243, 1654304, 1848928, 1964486, 3308608, 3697856, 3928972, 6617216, 7395712, 7857944, 13234432, 14791424, 15715888, 31431776, 62863552, 125727104, 251454208]

約数ペア:

[(1, 251454208), (2, 125727104), (4, 62863552), (8, 31431776), (16, 15715888), (17, 14791424), (19, 13234432), (32, 7857944), (34, 7395712), (38, 6617216), (64, 3928972), (68, 3697856), (76, 3308608), (128, 1964486), (136, 1848928), (152, 1654304), (256, 982243), (272, 924464), (304, 827152), (323, 778496), (544, 462232), (608, 413576), (646, 389248), (1088, 231116), (1216, 206788), (1292, 194624), (2176, 115558), (2432, 103394), (2584, 97312), (3041, 82688), (4352, 57779), (4864, 51697), (5168, 48656), (6082, 41344), (10336, 24328), (12164, 20672)]