85667840

素因数分解:

$2^{12}\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:165

約数の個数: 104

約数和(自身を含む): 212310720

約数和(自身を除く): 126642880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 89, 94, 128, 160, 178, 188, 235, 256, 320, 356, 376, 445, 470, 512, 640, 712, 752, 890, 940, 1024, 1280, 1424, 1504, 1780, 1880, 2048, 2560, 2848, 3008, 3560, 3760, 4096, 4183, 5120, 5696, 6016, 7120, 7520, 8366, 10240, 11392, 12032, 14240, 15040, 16732, 20480, 20915, 22784, 24064, 28480, 30080, 33464, 41830, 45568, 48128, 56960, 60160, 66928, 83660, 91136, 96256, 113920, 120320, 133856, 167320, 182272, 192512, 227840, 240640, 267712, 334640, 364544, 455680, 481280, 535424, 669280, 911360, 962560, 1070848, 1338560, 1822720, 2141696, 2677120, 4283392, 5354240, 8566784, 10708480, 17133568, 21416960, 42833920, 85667840]

約数ペア:

[(1, 85667840), (2, 42833920), (4, 21416960), (5, 17133568), (8, 10708480), (10, 8566784), (16, 5354240), (20, 4283392), (32, 2677120), (40, 2141696), (47, 1822720), (64, 1338560), (80, 1070848), (89, 962560), (94, 911360), (128, 669280), (160, 535424), (178, 481280), (188, 455680), (235, 364544), (256, 334640), (320, 267712), (356, 240640), (376, 227840), (445, 192512), (470, 182272), (512, 167320), (640, 133856), (712, 120320), (752, 113920), (890, 96256), (940, 91136), (1024, 83660), (1280, 66928), (1424, 60160), (1504, 56960), (1780, 48128), (1880, 45568), (2048, 41830), (2560, 33464), (2848, 30080), (3008, 28480), (3560, 24064), (3760, 22784), (4096, 20915), (4183, 20480), (5120, 16732), (5696, 15040), (6016, 14240), (7120, 12032), (7520, 11392), (8366, 10240)]