156774880

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16063}}^1$

素因数の和:16139

約数の個数: 48

約数和(自身を含む): 376475904

約数和(自身を除く): 219701024

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, 16063, 32126, 64252, 80315, 128504, 160630, 257008, 321260, 514016, 642520, 979843, 1285040, 1959686, 2570080, 3919372, 4899215, 7838744, 9798430, 15677488, 19596860, 31354976, 39193720, 78387440, 156774880]

約数ペア:

[(1, 156774880), (2, 78387440), (4, 39193720), (5, 31354976), (8, 19596860), (10, 15677488), (16, 9798430), (20, 7838744), (32, 4899215), (40, 3919372), (61, 2570080), (80, 1959686), (122, 1285040), (160, 979843), (244, 642520), (305, 514016), (488, 321260), (610, 257008), (976, 160630), (1220, 128504), (1952, 80315), (2440, 64252), (4880, 32126), (9760, 16063)]