71690240

素因数分解:

$2^{11}\times 5^1\times {\mathrm{7001}}^1$

素因数の和:7028

約数の個数: 48

約数和(自身を含む): 172039140

約数和(自身を除く): 100348900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 7001, 10240, 14002, 28004, 35005, 56008, 70010, 112016, 140020, 224032, 280040, 448064, 560080, 896128, 1120160, 1792256, 2240320, 3584512, 4480640, 7169024, 8961280, 14338048, 17922560, 35845120, 71690240]

約数ペア:

[(1, 71690240), (2, 35845120), (4, 17922560), (5, 14338048), (8, 8961280), (10, 7169024), (16, 4480640), (20, 3584512), (32, 2240320), (40, 1792256), (64, 1120160), (80, 896128), (128, 560080), (160, 448064), (256, 280040), (320, 224032), (512, 140020), (640, 112016), (1024, 70010), (1280, 56008), (2048, 35005), (2560, 28004), (5120, 14002), (7001, 10240)]