40331248

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:174

約数の個数: 60

約数和(自身を含む): 83976024

約数和(自身を除く): 43644776

約数列:

[1, 2, 4, 8, 16, 31, 43, 61, 62, 86, 122, 124, 172, 244, 248, 344, 488, 496, 688, 961, 976, 1333, 1891, 1922, 2623, 2666, 3782, 3844, 5246, 5332, 7564, 7688, 10492, 10664, 15128, 15376, 20984, 21328, 30256, 41323, 41968, 58621, 81313, 82646, 117242, 162626, 165292, 234484, 325252, 330584, 468968, 650504, 661168, 937936, 1301008, 2520703, 5041406, 10082812, 20165624, 40331248]

約数ペア:

[(1, 40331248), (2, 20165624), (4, 10082812), (8, 5041406), (16, 2520703), (31, 1301008), (43, 937936), (61, 661168), (62, 650504), (86, 468968), (122, 330584), (124, 325252), (172, 234484), (244, 165292), (248, 162626), (344, 117242), (488, 82646), (496, 81313), (688, 58621), (961, 41968), (976, 41323), (1333, 30256), (1891, 21328), (1922, 20984), (2623, 15376), (2666, 15128), (3782, 10664), (3844, 10492), (5246, 7688), (5332, 7564)]