128891936

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{271}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 259096320

約数和(自身を除く): 130204384

約数列:

[1, 2, 4, 8, 16, 32, 89, 167, 178, 271, 334, 356, 542, 668, 712, 1084, 1336, 1424, 2168, 2672, 2848, 4336, 5344, 8672, 14863, 24119, 29726, 45257, 48238, 59452, 90514, 96476, 118904, 181028, 192952, 237808, 362056, 385904, 475616, 724112, 771808, 1448224, 4027873, 8055746, 16111492, 32222984, 64445968, 128891936]

約数ペア:

[(1, 128891936), (2, 64445968), (4, 32222984), (8, 16111492), (16, 8055746), (32, 4027873), (89, 1448224), (167, 771808), (178, 724112), (271, 475616), (334, 385904), (356, 362056), (542, 237808), (668, 192952), (712, 181028), (1084, 118904), (1336, 96476), (1424, 90514), (2168, 59452), (2672, 48238), (2848, 45257), (4336, 29726), (5344, 24119), (8672, 14863)]