161324992

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:178

約数の個数: 84

約数和(自身を含む): 344030808

約数和(自身を除く): 182705816

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 61, 62, 64, 86, 122, 124, 172, 244, 248, 344, 488, 496, 688, 961, 976, 992, 1333, 1376, 1891, 1922, 1952, 1984, 2623, 2666, 2752, 3782, 3844, 3904, 5246, 5332, 7564, 7688, 10492, 10664, 15128, 15376, 20984, 21328, 30256, 30752, 41323, 41968, 42656, 58621, 60512, 61504, 81313, 82646, 83936, 85312, 117242, 121024, 162626, 165292, 167872, 234484, 325252, 330584, 468968, 650504, 661168, 937936, 1301008, 1322336, 1875872, 2520703, 2602016, 2644672, 3751744, 5041406, 5204032, 10082812, 20165624, 40331248, 80662496, 161324992]

約数ペア:

[(1, 161324992), (2, 80662496), (4, 40331248), (8, 20165624), (16, 10082812), (31, 5204032), (32, 5041406), (43, 3751744), (61, 2644672), (62, 2602016), (64, 2520703), (86, 1875872), (122, 1322336), (124, 1301008), (172, 937936), (244, 661168), (248, 650504), (344, 468968), (488, 330584), (496, 325252), (688, 234484), (961, 167872), (976, 165292), (992, 162626), (1333, 121024), (1376, 117242), (1891, 85312), (1922, 83936), (1952, 82646), (1984, 81313), (2623, 61504), (2666, 60512), (2752, 58621), (3782, 42656), (3844, 41968), (3904, 41323), (5246, 30752), (5332, 30256), (7564, 21328), (7688, 20984), (10492, 15376), (10664, 15128)]