127299680

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{13043}}^1$

素因数の和:13119

約数の個数: 48

約数和(自身を含む): 305699184

約数和(自身を除く): 178399504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 9760, 13043, 26086, 52172, 65215, 104344, 130430, 208688, 260860, 417376, 521720, 795623, 1043440, 1591246, 2086880, 3182492, 3978115, 6364984, 7956230, 12729968, 15912460, 25459936, 31824920, 63649840, 127299680]

約数ペア:

[(1, 127299680), (2, 63649840), (4, 31824920), (5, 25459936), (8, 15912460), (10, 12729968), (16, 7956230), (20, 6364984), (32, 3978115), (40, 3182492), (61, 2086880), (80, 1591246), (122, 1043440), (160, 795623), (244, 521720), (305, 417376), (488, 260860), (610, 208688), (976, 130430), (1220, 104344), (1952, 65215), (2440, 52172), (4880, 26086), (9760, 13043)]