78485552

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2003}}^1$

素因数の和:2121

約数の個数: 40

約数和(自身を含む): 159037440

約数和(自身を除く): 80551888

約数列:

[1, 2, 4, 8, 16, 31, 62, 79, 124, 158, 248, 316, 496, 632, 1264, 2003, 2449, 4006, 4898, 8012, 9796, 16024, 19592, 32048, 39184, 62093, 124186, 158237, 248372, 316474, 496744, 632948, 993488, 1265896, 2531792, 4905347, 9810694, 19621388, 39242776, 78485552]

約数ペア:

[(1, 78485552), (2, 39242776), (4, 19621388), (8, 9810694), (16, 4905347), (31, 2531792), (62, 1265896), (79, 993488), (124, 632948), (158, 496744), (248, 316474), (316, 248372), (496, 158237), (632, 124186), (1264, 62093), (2003, 39184), (2449, 32048), (4006, 19592), (4898, 16024), (8012, 9796)]