71682560

素因数分解:

$2^9\times 5^1\times {\mathrm{28001}}^1$

素因数の和:28024

約数の個数: 40

約数和(自身を含む): 171876276

約数和(自身を除く): 100193716

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 28001, 56002, 112004, 140005, 224008, 280010, 448016, 560020, 896032, 1120040, 1792064, 2240080, 3584128, 4480160, 7168256, 8960320, 14336512, 17920640, 35841280, 71682560]

約数ペア:

[(1, 71682560), (2, 35841280), (4, 17920640), (5, 14336512), (8, 8960320), (10, 7168256), (16, 4480160), (20, 3584128), (32, 2240080), (40, 1792064), (64, 1120040), (80, 896032), (128, 560020), (160, 448016), (256, 280010), (320, 224008), (512, 140005), (640, 112004), (1280, 56002), (2560, 28001)]