78742472

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 151159800

約数和(自身を除く): 72417328

約数列:

[1, 2, 4, 8, 73, 109, 146, 218, 292, 436, 584, 872, 1237, 2474, 4948, 7957, 9896, 15914, 31828, 63656, 90301, 134833, 180602, 269666, 361204, 539332, 722408, 1078664, 9842809, 19685618, 39371236, 78742472]

約数ペア:

[(1, 78742472), (2, 39371236), (4, 19685618), (8, 9842809), (73, 1078664), (109, 722408), (146, 539332), (218, 361204), (292, 269666), (436, 180602), (584, 134833), (872, 90301), (1237, 63656), (2474, 31828), (4948, 15914), (7957, 9896)]