420163712

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1253

約数の個数: 64

約数和(自身を含む): 871324800

約数和(自身を除く): 451161088

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 79, 128, 148, 158, 296, 316, 592, 632, 1123, 1184, 1264, 2246, 2368, 2528, 2923, 4492, 4736, 5056, 5846, 8984, 10112, 11692, 17968, 23384, 35936, 41551, 46768, 71872, 83102, 88717, 93536, 143744, 166204, 177434, 187072, 332408, 354868, 374144, 664816, 709736, 1329632, 1419472, 2659264, 2838944, 3282529, 5318528, 5677888, 6565058, 11355776, 13130116, 26260232, 52520464, 105040928, 210081856, 420163712]

約数ペア:

[(1, 420163712), (2, 210081856), (4, 105040928), (8, 52520464), (16, 26260232), (32, 13130116), (37, 11355776), (64, 6565058), (74, 5677888), (79, 5318528), (128, 3282529), (148, 2838944), (158, 2659264), (296, 1419472), (316, 1329632), (592, 709736), (632, 664816), (1123, 374144), (1184, 354868), (1264, 332408), (2246, 187072), (2368, 177434), (2528, 166204), (2923, 143744), (4492, 93536), (4736, 88717), (5056, 83102), (5846, 71872), (8984, 46768), (10112, 41551), (11692, 35936), (17968, 23384)]