80662496

素因数分解:

$2^5\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:176

約数の個数: 72

約数和(自身を含む): 170660952

約数和(自身を除く): 89998456

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 61, 62, 86, 122, 124, 172, 244, 248, 344, 488, 496, 688, 961, 976, 992, 1333, 1376, 1891, 1922, 1952, 2623, 2666, 3782, 3844, 5246, 5332, 7564, 7688, 10492, 10664, 15128, 15376, 20984, 21328, 30256, 30752, 41323, 41968, 42656, 58621, 60512, 81313, 82646, 83936, 117242, 162626, 165292, 234484, 325252, 330584, 468968, 650504, 661168, 937936, 1301008, 1322336, 1875872, 2520703, 2602016, 5041406, 10082812, 20165624, 40331248, 80662496]

約数ペア:

[(1, 80662496), (2, 40331248), (4, 20165624), (8, 10082812), (16, 5041406), (31, 2602016), (32, 2520703), (43, 1875872), (61, 1322336), (62, 1301008), (86, 937936), (122, 661168), (124, 650504), (172, 468968), (244, 330584), (248, 325252), (344, 234484), (488, 165292), (496, 162626), (688, 117242), (961, 83936), (976, 82646), (992, 81313), (1333, 60512), (1376, 58621), (1891, 42656), (1922, 41968), (1952, 41323), (2623, 30752), (2666, 30256), (3782, 21328), (3844, 20984), (5246, 15376), (5332, 15128), (7564, 10664), (7688, 10492)]